A baseball player throws a ball giving it a change in momentum of 6.5 (kg•m)/s over 90 ms.
What is the magnitude of the net force on the ball?

Explain earth's motion, using the terms "precession" and "rotation" in your answer.

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?

When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.