This block of ice weighs 250 Newtons. What is the magnitude of the force required to lift the block straight up?
How much work would it take to lift it up a distance of 3 meters?
What is the magnitude of the force required to push the block of ice up the incline?
How much work is required to push the block of ice up the incline?

Awater balloon launcher uses an elastic band with a spring constant of 115 n/m to use thee launcher you stretch thee band back with a balloon n it the water balloons have a mass of 1.3 kg a) if you stretch the band by 0.8 m, what elastic force will the band exert? b) with the band stretched 0.8 m, how much elastic potential energy is stored in the spring? c) if you release the band, it pushes forward. what is the kinetic energy of the balloon when it reaches the natural length of the band? d) what is the speed of the balloon when it reaches the natural length of the band?

Sunidhi made a study chart about changes in states of matter. which headings best complete the chart?

Coal contains energy. a. light b. kinetic c. chemical d. mechanical