Like the polar bear, the walrus is a strong swimmer, although it does not have the same endurance. For short periods of time, a walrus can swim at an average speed of 9.7 m/s. How far would a walrus swim at this speed in 3.4 minutes?

Determine the kinetic energy of a 1000kg roller coaster car that is moving with a speed of 20.0m/s

6. A 0.09 kg arrow hits a target at 22 m/s and penetrates 4 cm before stopping. a. With what average force did the target exert on the arrow? b. With what average force did the arrow exert on the target? c.

If someone weighs 1,059 N, what is their mass

A 0.40kg soccer ball approaches a player horizontally with a velocity of 18m/s north. the player strikes the ball and causes it to move in the opposite direction with a velocity of 22m/s. what impulse was delivered to the ball by the player?

How does the motion of the gas molecules in the balloon change as heat is added?

During eccentric muscle contraction, the muscle

What is a string theory?

When a sound source is moving away from an observer, the observer will hear a lower pitch. This is due to

What is the difference between a meteorite and a asteroid?

Which of the following best explains why a magnet sticks to a refrigerator? the magnet is