The velocity of a ball as it is thrown up is 20mps it attains zero velocity after 3.5 seconds what is the average acceleration of a ball during its upward flight

Witch gas law describes the relationship between temperature and volume of a gas

How much force is needed to stretch a spring 1.2m if the spring constant is 8.5N/m

A tennis ball with a speed of 27.7 m/s is moving perpendicular to a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 19.7224 m/s. If the ball is in contact with the wall for 0.

A uniform wire of resistance R is cut into three equal lengtsh. one of these is formed into circle and connected between the others two. what is the resistance between opposite end?

An aerophone is an instrument that causes what to vibrate

About how much energy is transferred between a producer and primary consumer? A. 90% of the original energy from the Sun is transferred B. 10% of the original energy from the Sun is transferred C. 10% of the plant's energy is transferred D. 0.

If you exert a force of 500 n to walk 4 m up a flight of stairs in 4 s, how much power do you use?

The concepts of a "particle" and a "wave"

If a particle undergoes shm with amplitude 0.10 m, what is the total distance it travels in one period?

If the length of one side of a square is 12.0 m, what is the perimeter of the square?