True or false day and night are caused by earths rotation

How long does it take neptune to rotate on its axis

A heat engine with a high-temperature reservoir at 400 k has an efficiency of 0.20. what is the maximum possible temperature of the cold reservoir?

8. A sprinter on a school track team is running north at a velocity of 6.0 m/s. After 5.0 s, she is running south at 4.0 m/s. Calculate the average acceleration for this interval.

What are some examples of static force?

A 60-kg swimmer suddenly dives horizontally from a 150-kg raft with a speed of 1.5 m/s. The raft is initially at rest. What is the speed of the raft immediately after the diver jumps if the water has negligible effect on the raft?

Electronic signals that pulse current in a series of ones and zeros are known as

If there is a big mass, it would need a stronger force to accelerate it. Which law does this describe?

List 3 quantities of waves.

Bailey is on the tenth frame of her recent bowling competition and she needs to pick up the last pin for a spare and the first place trophy. She rolls the 7.05-kg ball down the lane and it hits the 1.53-kg pin head on. the ball was moving at 8.

Which of the following is a conservative force? 1. force due to friction 2. force due to gravity 3. both (1) and (2) 4. neither (1) nor (2)