Question: 1. Watch this video Video Link (1): https://youtu.be/tsFFlYzAiNE Question : If the missing road surface were 10 m in front of Nellie, instead of 20+

1. Watch this video

Video Link (1): https://youtu.be/tsFFlYzAiNE

Question : If the missing road surface were 10 m in front of Nellie, instead of 20+ m, what's the maximum speed she can have to stop safely? In other words,v= what?

2. Watch this video

Video Link (2) : https://youtu.be/Qe9zYbtBUGg

Question : When balls are released on Tracks A and B, how will their KEs compare as they reach the ends of the tracks; how will their speeds compare, and which ball travels along the track in the shortest time?

3. Watch this video

Video Link (3): https://youtu.be/5rZ3ZHFGw94

Question : If Ari is replaced with circus dog Bo, who has one-fifth the mass of Bart, and the Bo's trainer is positioned 20 m high for a hoped-for catch, will Bo's propulsion be enough to reach the trainer?

4. Watch this video

Video Link (4): https://youtu.be/4F7XqodHewk

Question : If 10 strands of rope support a load in a complex but ideal pulley system, how much force must Nellie supply to lift a 1000-N load?

5. Watch this video

Video Link (5): https://youtu.be/dny7AvR5Gfc

Question : If the same-mass bullet were fired at twice the speed into the block, how much higher would the block swing?

6. Watch this video

Video Link (6): https://youtu.be/8I4ii1xEeG0

Question : When you crawl toward the edge of the turntable, does its rotational rate increase, decrease, or remain unchanged? What physics principle supports your answer?

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