What is the total kinetic energy and potential energy of a object or group of objects

If the mass of a material is 45 grams and the volume of the material is 11 cm^3, what would the density of the material be?

What color is lightning

The person holding the bow and arrow has now let go. The arrow shoots forward toward its target. What type of energy is being described? A. kinetic B. potential C. chemical OR D. heat

What does the 4 mean in the formula 4Na2SO3?

Water is different from other substances because:a it is more dense as a solid than a liquidb it is less dense as a solid than liquidc it is more dense as a gas than a liquidd it is less dense as a solid than a gas

Tarzan runs at 6 m/s and grabs a vertical vine (negligible mass) 4.1 m long which is tied to a tree at the top. Tarzan swings up. Determine the maximum height Tarzan will swing up and the angle the vine makes respect to vertical.

What is the safest place to be amid the coronavirus?

What is the change in internal energy if 60 J of heat are added to a system and the system does 40 J of work on its surroundings? Use AU = Q-W.

A 35-N bucket of water is lifted vertically 3.0 m and then returned to its original position. How much work did gravity do on the bucket during this process?

You then decide to throw another disc to your friend in the tree for fun. If you throw the disc at a speed of 10 m/s and your friend catches it 5.0 m above you, what was the speed of the disc just before your friend catches it