When reporting the velocity of an object, we need to include the value, the units and the direction the object was traveling.

True or False?

Which of the following statements about hearing protection are true?

A car traveling at 22 m/s comes to an abrupt halt in 0.1 second when it hits a tree. what is the deceleration of the car.

Light from the sun reaches earth in about 8.3 minutes the speed of light is 3.00*10^8 m/s what is the distance from the sun to earth?

If Tina starts out at 10 m/s, and in 10 seconds up to 20 m/s, what is her acceleration?

Which of the following is an example of a cinder cone volcano? A. Kilauea B. Parícutin C. Himalayas

Young David who slew Goliath experimented with slings beforetackling the giant. He found that he could revolve a sling oflength 0.600 m at the rate of9.00 rev/s. If he increased the lengthto 0.900 m, he could revolve the slingonly 7.

A substance made of one or more atoms of a single type is a?

A rocketship is delivering payloads to the Space Station. If the rocket is accelerating at 3.2 Gs acceleration every minute (1g is 9.

A collision between two billiard balls isa.) closely, a perfectly elastic collisionb.) an elastic or an inelastic collision, depending on the angel between the paths of the ballsc.) a perfectly inelastic collision.

Which of these surfaces gives unpolarized reflected light? Snow Water Glass Metal