Initial State: A softball is at rest in the hand of a softball player. Final State: Shortly after being thrown, the softball is in motion at the highest point along its trajectory. Notes: The system includes the ball and Earth. Air resistance is negligible. The player threw the ball upward at an angle. System: Player-Ball-Earth

Like a key in a lock, the shape of the. must bind with the. of the recieving neuron

If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?

When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.