A runner has an initial velocity of 4 meters per second. After 20 seconds, the runner's velocity is 6 meters per second. Which is the runner's acceleration?

may explode with such intensity that they become part of other objects

How does friction, acceleration, speed and net force relate to each other?

Whose study of motion did Newton use to develop his first law of motion? a. Galileo c. Copernicus b. Kepler d. Ptolemy

What is the importance of the International Space Station?

We would classify silicon as a

You have an open air column of length 1.40 m in air at 24.2 °C. What is the frequency of the third harmonic?

Why do we use average force while solving momentum problems? How is net force related to the momentum of the object?

If you had a positive 8 score on the sit-an-reach test you

65 million years ago there was a mass extinction that is best known for killing the dinosaurs. There was also a large deposit of dust that contained substances only found in asteroids.

Near which location in New York State would a geologist have the greatest chance of finding dinosaur footprints in the surface bedrock?