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Questions in physics

[Done] How does the air in a bicycle tire cause pressure?

[Done] Describe how Newton’s three laws of motion are used in testing the safety of our automobiles.

[Done] You run straight off a high diving board at a speed of 6 m/sec. You hit the water 2 seconds later. a. How far did you travel horizontally during the 2 seconds? b. How far did you travel vertically during the 2 seconds? c. How fast were you moving horizontally when you hit the water? d. How fast were you moving vertically when you hit the water?

[Done] What is the difference between displacement and distance?

[Done] An electron is very far away from a proton (fixed in place) and is released from rest. How fast will the electron be traveling when it is 0.03 m away from the proton?

[Done] Unscramble the following words. They are all types of heat-creating energy. 1. LACECHMI 2. CEIECTLR 3. IRITONCF 4. AREOGLHMET 5. LCRNEAU 6. ROASL

[Done] Why do electrons, rather than protons, make up the flow of charge in a metal wire?

[Done] A hopper jumps straight up to a height of 1.3 m. With what velocity did he leave the floor?

[Done] Garrett throws a large rock into a waveless pond. The impact of the rock hitting the water causes waves to travel along the pond's surface toward the shore. If Garrett counts the number of waves that reach the shore over a 10-second period, what property of the waves is he measuring?

[Done] Explain why both conductors and insulators are required to construct the electrical wiring in your home.