3. what average net force is required to stop a 7 kg shopping cart in 2 s if it's initially
traveling at 3.5 m/s?

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes

Explain why you think this diagram shows what happened to the carbon in the biodome.

Abumper car with a mass of 250 kg is traveling at a speed of 4 m/s. this bumper car collides and sticks to a second bumper car with a mass of 250 kg, which is initially at rest. what is the final speed of these two bumper cars after the collision, assuming they remain stuck together?