How much heat is required to warm 1.70 kg of sand from 28.0 ∘c to 100.0 ∘c?

Consider the acceleration graph. If the mass of the object that is accelerating does not change, but the force applied is tripled, how would the slope of the line change?

A football player kicks a 0.94 kg football with a force of 2.4 N. Calculate the acceleration of the football as the player kicks the ball. Round your answer to the nearest tenth of a m/s2.

If i hold a ball 10 ft. high instead of 3 ft. high, did i lower or raise the ball's potential energy

If the period of a wave is 0.05 s, then what is its frequency?

A heat engine is 20% efficient. If it loses 800 J to the cooling system and exhaust during each cycle, the work done by the engine is: A. 200 J B. 1000 J C. 800 J D. 20 J

The small depression inside the bend of the elbow is the

If r = KL/d2 find L to the nearest tenth foot if r = 2.5 ohms, k = 10.8 and = 85 mil

A 1500 kg car accelerates uniformly from rest to reach 10.0 m sin 5.00 s. Determine (i) the average power delivered by the engine.

What is 1/3 of 300

What geologic features might form at the surface of plate A?