How many nanoseconds does it take light to travel 3.50 ft in vacuum?

A moving walkway at an airport has a speed v1 and a length l. a woman stands on the walkway as it moves from one end to the other, while a man in a hurry to reach his flight walks on the walkway with a speed of v2 relative to the moving walkway.

A ball is thrown vertically upward from the ground. Its distance in feet from the ground in t seconds is s equals negative 16 t squared plus 240 t. After how many seconds will the ball be 864 feet from the ground?

A grocery shopper tosses a (n) 9.1 kg bag of rice into a stationary 19.3 kg grocery cart. The bag hits the cart with a horizontal speed of 6.6 m/s toward the front of the cart. What is the final speed of the cart and bag? Answer in units of m/s.

When electric current is flowing in a circuit, if the voltage applied to the circuit is increased, the a. current will increase. b. resistance will decrease. c. current will decrease. d. resistance will increase.?

The equation for momentum is p=mv. Which letter represents the momentum? Question 2 options: p m v

Which statement is true about planets with longer orbits in the solar system? A. They have longer periods of revolution. B. They are smaller in size. C. They have less distance to travel for one revolution. D. They have longer seasons

Atmospheric conditions near a mountain range are such that a cloud at an altitude of 2.00 km contains 3.20 ✕ 10^7 kg of water vapor. How long (in years) would it take for a 2.

In addition to the conditions required for any solar eclipse, what must also be true in order for you to observe a total solar eclipse?

Protons and neutrons strongly attract when they

How far is Jupiter from the sun?