What are two ways you could alter the design of a baseball to make it travel faster from the pitcher's mound to home plate? Explain why.

Kyle is holding a nag of 250 jelly beans. when mark takes out two jellybeans, kyle is not able to tell a difference. this illustrates

Kyle is flying a helicopter and is rising at 5.0m/s when he releases the bag. After 2.0s a) what is the bag's velocity? b) how far has the bag fallen? c) how far below from the helicopter is the bag?

Waves are observed passing under a dock. Wave crests are 8.0 meters apart. The time for a complete wave to pass by is 4.0 seconds. The markings on the post submerged in water indicate that the water level fluctuates from a trough at 6.

An atom that has a different mass due to a different number of neutrons

The average distance of the earth from the sun is about 1.5 * 10^8 km. Assume that the earth's orbit around the sun is circular and that the sun is at the origin of your coordinate system.

What is the voltage at the location of a 0.0001-coulomb charge that has an electric potential energy of 0.5 joules?

Describing Acceleration Which statements describe acceleration? Check all that apply. Negative acceleration occurs when an object slows down in the positive direction.

A 900-kg giraffe runs across a field at a rate of 50 km/hr. What is the magnitude of its momentum? 18 km/hr

Compare and contrast the average kinetic energy of 0.5 L of coffee at 34ÁC,

A spring balance attempts to drag an object across a table, but the object does not move because of the force of friction acting on the body in an equal and opposite direction.