and everywhere here, note how the force is pulling, always perpendicular and if it's pulling perpendicular, then there's no component along the alley. so once you've got it rolling, how is it gonna roll? steady, steady, steady, unless you mess with it, okay? so let's suppose i get it rolling in a certain speed and let's suppose i cut part of the alleyway here, play a trick on it. here it comes, i'm rolling it, maybe like 4 kilometers per second, that's pretty fast. here we go. later on, come to the edgeway, crash into the ground. roll it faster. crash into the ground over there. roll it faster. boom, still crash into the ground. i wonder if there'd be a speed you could move it such that it would clear the gap. how many say, oh, no, there's no way to clear that gap? stand up, go on. see if you're sitting next to someone who can calculate in their mind, the reason in their mind or come up with the answer, how fast it gotta go to clear the gap? what'd be the answer, gang? past tense of eat... 8, 8 kilometers per second, you're gonna clear the gap. how about if you make the gap this big? gonna

at the top of the stairs was always there ran perpendicular to the stairs. there was still no signs of the suspect or family members. officers made the decision they would have to clear the upstairs room by room. officer i. singh and hernandez went to the right. -- esein. as officer carrasco and heppler went left and saw a body lying prone at the end of the hallway. they saw the body was drenched in blood, and the victim was still breathing. based on his prior experience as a paramedic, officer carrasco knew they needed to be rescued immediately if there was to be any chance of the person surviving. officer carrasco told heppler i will pull her out. with complete disregard for his own safety, he ground the bleeding person by the feet and began to drag her to safety. it was later determined that the stick them was the suspect 73- year-old mother who had been stabbed through the neck. he pulled the woman passed officer heppler and a door opens at the end of the hallway. it was later determined to be the suspect's sister and ran hysterically across the hallway.

these must a propertiline wall that is not perpendicular. >> it's not columbus avenue and it's typical of every door on the street. >> this, just one of my favorite pieces of serendipitous--this is art. >> i don't think it's serendipitous. someone really carefully-- >> they didn't think how to accentuate the entryway. the meters are all replace, all brand new electrical meters and whoever, ran them over the main entry and terminated it gorgeously. >> i guess it's going into the alley, the side entrance. >> it's beautiful. >> somebody really, really tried. >> we should find out who did the work. the tags are probably on those boxes there. this is an interesting entry down at the--what is it called? the warehouse. >> the oriental warehouse. >> they left the old building wall and built inside it. >> i thought the city had a policy not to use reflective grass, but this is on redevelopment land or agency land. >> i think it could be just the lighting. >> really? >> yeah. it's another example of a entry court between two buildings. those go up to a common plaza. >> i didn't know about that.

. >> reporter: there's the issue of rip currents, currents that pull perpendicular to the shore forcing swimmers to swim outside their powerful force. they are causing a mess forcing at least 100 rescues along the coast and emptying out beaches over the busy holiday weekend. >> i'm encouraging everyone to stay out of water, very important. >> reporter: one bit of good news meteorologists think upper level west winds will push beryl back out to sea by tomorrow night. that may be too late to save outdoor plans for so many this holiday. tahman bradley, abc news. >>> let's get mike to take a closer look at beryl. >>> we've got him rolling around in florida and georgia where he's going to stay, dropping heavy rain and flooding possibility of tornadoes there too. you will see that what he's doing is losing strength, losing a little winds. but he's still going to dump a lot of rain and ruin a lot of memorial holiday weekends. technically it doesn't start the atlantic season until june 1st, he's a few days ahead of time. spinning around jacksonville, throwing rain into savannah, rip currents my

. >> the base is always where the perpendicular is. >> the investment three years in sure seems worthuition has not only dropped from 10,000 to $4,000 a year, next year, it goes down again. and all available slopts for the incoming freshman class have been filled. of course, sister lily may find the sponsors to provide the jobs for all those students. but she's optimistic. >> you have to work really hard, and you have to trust in god. if it's meant to be, then things will work out. >> if you have any people or schools or organizations you think are worthy a bay area proud story, you can get in touch with me, reach me on twitter or facebook. you can like me while you're there. maybe i'll like you in return. >> i want to make that point again. this is a school, the tuition was $10,000 a year. it went down to 4,000, they are lowering their tuition again to $2,900 a year. where do you hear that happening. >> thanks to their generosity, and thinking outside the box. >> the companies that sign up to take on the students who do the work. this wouldn't be possible without them either. >> than

it's just being faithful to who we believe we're called to be so -- >> faith is always where the perpendicular is -- >> reporter: the investment three years in sure seems worth it. tuition has not only dropped from $10,000 to $4,000. a year. next year it goes down again. and all available slots for

. >> reporter: there's theish you've rip currents that pull perpendicular to the shore forcing swimers to swim outside the powerful force. they are causing a mess forcing at least 100 rescues along the coast and emptying out beaches during the holiday weekend. >> i am encouraging everyone to stay out of the water. that's very important. ologist think upper level west winds will push b-eryl back out to sea by tomorrow night. that may be too late to save outdoor plans for so many this holiday. >>> a former catholic priest removed from the new jersey diocese over sex abuse allegations is now working for the tsa. thomas harkins works as a baggage security manager. tsa officials say he deals largely with luggage not the passengers. they say all of their employees do go through criminal background checks before e hire but because of the case in this circumstance, they are so old criminal charges were not filed. >>> boughtmore -- bolt nor county police are -- baltimore county police are investigating a possible home invasion robbery attempt. officers rolled on the block of aldworth road. a ma

. >> reporter: there's also the issue of rip currents, currents that go perpendicular to the shore forcing swimmers to outside their many powerful forcing at least a hundred rescues along the coast and emptying out beaches over the busy holiday weekend. >> i'm encouraging everyone to stay out of the water. very important. >> reporter: there's one bit of good news. meteorologists think upper level west wind also push beryl back out to sea by tomorrow night but that may be too late to save outdoor plans for so many this holiday. tahman bradley, abc news. >> our thanks to tahman bradley for that report. >>> bad weather spoiled plans for concertgoers. >> a memorial day concert on the mall was canceled as a line of strong storms moved in. halfway into the show the announcer broke the news to the crowd. >> severe weather is approaching the capital. you are instructed to leave here and in an order early manner. >> they were airing that live. the broadcast continued featuring stories of heroic acts by u.s. troops frpts as beryl soaks the southeast millions of americans are sweating it out. >> it's

the rip current forms perpendicular to the beach. most people panic, turn around, see the shore, they want to go back. do not do that. that's where people get in trouble. the best thing is at any point, look up, see the shore, and swim parallel to it. >> i know it's panicking, but look up, and swim parallel, straight parallel? >> and then it will stop pulling you out. you will feel the difference. i learned something in this one. the white caps, when those waves are starting to crash, then you know you're out of it. >> so the calm water is when you have to worry? >> correct. >> okay. thank you. this is really instructive. remember, parallel to the shore. >>> coming up, the daredevil, you have to see to believe. the death-defying half-mile drop with no parachute. so now i can take the lead on a science adventure. advair is clinically proven to help significantly improve lung function. unlike most copd medications, advair contains both an anti-inflammatory and a long-acting bronchodilator, working together to help improve your lung fun

. >> a rip current pulls perpendicular to the shore. to get out, you have to swim outside its narrow powerful force. find the shore and start swimming parallel to it. when barrel hits tonight, those in its path from south of charleston to daytona beach can expect storm surge 3 feet, 3 to 6 inches of rain and wind gusts up to 65 miles an hour. a trip to the beach was an escape from the summer sized sizzler, baking almost half the nation in 90100 degree heat. >> it's hot. it feels like 100 degrees. >> and it was even hotter on the track in indianapolis. but that didn't slow down drivers in the one of the hottest indy 500 on record that made it to 91 degrees and up to 130 on the track. >> you heard marco an draetty say his boot is melting to his gas pedals. >> from washington d.c. to kentucky, the heat was the hot topic. >> it's hot. it's really hot. >> everybody is drinking water. >> i think our summers are back. >> it's like 95 degrees today and it's really hot. >>> the heat is a concern in so much of this country. where you're standing,

there's an ample of the header row, you see how they are turned perpendicular to each other, you can see the header rows in this one, see the brick going the other way about every 5 or 7 rows. deep set windows. here's a close up of one of those plates. a parapet wall is a clue that this building is an unreinforced building. which direction can that building go? right back out. this building, brick or wood? what are some of the clues? okay, what are the windows? they are deep set. there's a clue right there. deep set. deep set window, unreinforced masonry. can you see the metal plates? there is a metal plate right over there in the corner, there's another one over there. hard to see. also has a parapet on it. deep set windows. even though it has stucco on it, don't be fooled that that's wood up above. it's all brick because it's deep set windows. here we go with part of the roof and the parapet. this is over on (inaudible) street. see where the bricks fell, right on top of a car. there were 5 people in that car. buildings like this, you are nearest, where's the best place to be, do yo

you're tilting them up to harvest more sun and have them perpendicular to the sun. as utility them up, you can't have them close together anymore. as you can see my hands are shading each other here. you have to start separating them so they don't wind up casting shadows on each other. if you're able to get less panels in a given area. >> i would love to take a look at one of these solar panels if you have something that we can look at. are they heavy? what's the deal with this? >> you're 150, 100 something pound person walking on your roof. >> 150? >> i'm 150 pounds. >> carl! >> most modern houses are designed to take the weight of a solar panel instaglation. >> i don't have to worry about panels falling in on me? >> hopefully not. >> hopefully not. >> if you have a good contractor, they'll do their due diligence. they'll do their homework. it's better for the industry if everyone does their homework and does the calculations to make sure the system is going to last 20 years, 30 years. >> that is another question. what is the lifetime of the system? do you have to

now, my rays, being perpendicular, are pitched. ooh, look at that. see that? and maybe up here, and down here. and it turns out, if you have a bigger ear, you can hear better. when your friends are far away, does it really help to put your hand like that? does it? yes, it does. okay? ask a rabbit. what's a rabbit doing all the time, right? yeah. the bigger the ears, the better you can hear. does it help to go like this? "hello, you guys." yeah, it does too. you're--like a megaphone, yeah? for the ear too. okay. so what you're doing is you're getting more energy in the air at nighttime than you are in the day 'cause the sound is being bent. the waves are being bent. we don't say waves bend because one part is going faster than another. we have a name for that. what's it called, gang? - refraction. - refraction. we say the wave is refracted. one part is going faster than the other because of a speed change. what underlies the phenomenon of refraction? some people say, "what? you gotta have a speed change there somewhere." what do you say? begin with y and with p

. >> reporter: also the issue of rip currents, currents that pull perpendicular to the shore, forcing swimmers to swim outside their force. they are causing a mess forcing at leave 100 rescues along the coast and emptying out beaches over the busy holiday weekend. >> i'm encouraging everyone to stay out of the water that's very important. >> reporter: one bit of good news, meteorologists think upper level west winds will push beryl back out to sea by tomorrow night. that may be too late to save outdoor plans for so many this hole day. tahman bradley, abc news. >>> we want to get a closer look at beryl. when it made landfall, close to hurricane strength, right? >> right. very rare for this particular day, right mike? >>> technically the atlantic hurricane season doesn't start until june 1st, a little early. moving across 10 from jacksonville towards tallahassee, going to make a loop down back around panama city and then head up the georgia coast and out to south carolina coast hopefully, over the next 48 to 72 hours. right now fog at the coast, 3/4 mile visibility everybody else okay.

. >> there's also the issue of currency that low perpendicular to the shore forcing swimmers to swimorce causing a mess forcing 100 rescues if along the coast and emptying out beaches over the busy holiday weekend. >> i am encouraging everyone to stay out of the water. that is very important. >> meteorologist think upper level west winds will push it back out to sea by tomorrow night. that maybe too late to say about your plans for so many this holiday. >> it is weakening. the wins decreased overnight to 65 miles an hour, but tropical storm warnings remained in effect. reporting live from northwest washington, tahman bradley, abc 7 news. >> let's check on the roads this morning. >> steve hershorn has a look at traffic. your job is pretty easy today. >> i'm trying to find things to show you. that's more difficult than usual because there's nothing going on right now. in good shape on 395 at shirlington if. moving smoothly all the way from springfield to the 14th street bridge. problems. looking good. we usually have delays on 270 at 109 but now we're waiting for a car to go by. everyt

it is completely perpendicular to their posture in everything else. >> we happen to be building a nuclear power plant in georgia. another one in south carolina. it is true that george bush didn't get any going. under the obama presidency, in fact, what they said is a complete lie. >> look, the republicans have taken issue with the fact that there is more domestic oil production now than at any other time or under george bush. they say that's a credit to george bush's policy and they say they increased exports, because you have more demand from places like china. logic doesn't seem to be something this party is in favor of. two years ago almost to this month, we had one of the worst environmental crises in this country. let's not forget the japan nuclear disaster. on the heels of that, not only are we not embracing any alternative sources of energy, we are pillaring those including the president that called for a reasonable, rational multi-faceted portfolio for energy production which is not only irresponsible but ludicrous. >> this is a poll the quinn epea ac poll showing now that preside

sounding like a type of fruit, what carpentry term is often used to mean perpendicular? plumb bob.lumb. plumb is right, and you're up to $500. just a couple blocks left. all right, we only have three blocks to go. you guys have one strike, still. you still have both your shout-outs. things are looking very good. that's it for the $100s. these next questions are worth 200 bucks each. they're a little bit harder. can i have the definition? swapportunity: the opportunity to swap a higher calorie snack for a yoplait light. that's not a real word. oh haha it's real. [ female announcer ] delicious yoplait light at around 100 calories. do the swap today. people have doubts about taking aspirin for pain. but they haven't experienced extra strength bayer advanced aspirin. in fact, in a recent survey, 95% of people who tried it agreed that it relieved their headache fast. visit fastreliefchallenge.com today for a special trial offer. [ male announcer ] new icy hot arthritis lotion. powerful encapsulated menthol gets icy to dull pain, hot to relax it away. power past pain. i'm done. my skin's

they lay perpendicular to one another. it helps to optimize all of the shine and color.all three pieces could undo at under $80. that is a phenomenal value when you look at sterling silver in all the blanks. coming up is the rainbow calcilica unclear topaz ring. i did not realize this until recently that calcilica was a natural stone. i would have thought it would have been enhanced in some way, but it is not. this comes right out of the-which i believe are in mexico. look at how beautiful that is. what we have done at hsn because it is a proprietary line and silver destinations, we have taken clear quartz and faceted it. and late over- the-top of the rainbow colors so a cut that helps to secure the3 offset more color and shine and substance and glow because the clear quartz in the way it has been cut with the faceted cut actually optimizes all of the color. as you go down the shoulders, you are looking at white topaz. is clear white topaz and then you have the sterling silver stamp here in your beautiful filigree design. it is a four pronged emerald cut design. $39.90.