Energy from the Sun and energy from food are just different forms of the same thing. Question 20 options: True False

A 1.5kg tether ball is hit so that it circles the pole with an angular speed of 4m/s. the length of the tether is 2.5m. the angle measured from the tether to the vertical pole. how would i show work?

What phase is the Moon in when it appears completely dark?

What happens when the thermal energy of a substance increases? A. The motion of the particles in the substance increases, and the temperature of the substance decreases. B.

Of the following, which information is needed to determine the horizontal distance a projectile travels? Check all that apply. A. The projectile's vertical acceleration B. The angle of the projectile's initial velocity C.

A 25kg box fell 200m with an acceleration of 5 m/s2. with what force did it hit the floor when it landed?

A car's position in relation to time is plotted on the graph. What is the car's average velocity for segment C? A) - 4 m/s B) - 0.25 m/s C) 0.25 m/s D) 4 m/s

What percent of my Iodine-131 sample will be left after 7 half-lives?

A 58.0 kg snow skier is on the top of 351 m high hill. After she has gone down a vertical distance of 142 m, what is her mechanical energy? Explain your answer (CER) !

A sphere has a mass of 2.10kg and travels along a horizontal plane at the velocity of 12.2m/s. Find the energy

What is the force required to accelerate a baseball with a mass of 0.145 kilograms and an acceleration of 35.00 meters/second squared?