A car is traveling 20 meters per second and is brought to rest by applying brakes over a period of 4 seconds. What is the average acceleration over this time interval

How is 1 hectoliter different from 1 kiloliter? A hectoliter is 10 times smaller than a kiloliter. A hectoliter is 100 times smaller than a kiloliter. A hectoliter is 10 times bigger than a kiloliter.

What scientist is well known for his theory of relativity?

It is summer, and you are excited about going to your local amusement park, and specifically about riding the new roller coaster that was just built.

4. Explain the doppler effect. Be sure to talk about how the wave changes, the perceived change hear by a person that an emitted sound is moving towards, and the perceived change hear by a person that an emitted sound is moving away from. 5.

What happen to the volume of liquid displaced when the density of liquid changed?

A scientist has been tracking and studying a population of deer in Yellowstone National Park. He surveys the population every six months. Usually, the population is thriving and has a gene pool with a wide variety of traits.

How long will it take a bike traveling at 5 meters per second to travel 25 meters south? A. 5 s B. 0.2 s C. 5 s south D. 0.2 s south

Two masses are connected by a string which passes over a pulley with negligible mass and friction. One mass hangs vertically and one mass slides on a frictionless 30.0-degree incline. The vertically hanging mass is 6.

The coordinates 40 degrees north and 100 degrees east falls in what country?

Which type of radio waves have the highest frequency and are used in radar detection? microwaves x-rays waves infrared waves gamma waves