Scientific Notation - 1,560,000,000 ants

What is the kinetic energy in Joules of a 1,500kg car traveling at 75mph? What is the kinetic energy in Joules of a 1,500kg car traveling at 75mph?

A large fraction of the ultraviolet (UV) radiation coming from the sun is absorbed by the atmosphere. The main UV absorber in our atmosphere is ozone, O3O3. In particular, ozone absorbs radiation with frequencies around 9.38*1014 HzHz.

Which of these new forms of energy projects will require a hydrologist as an important person on the team for developing the project? A. a waste-to-energy project B. a tidal turbine project C. an algal biofuel project D.

The force of gravity on an object on the surface of Mars is less than the force of gravity on an identical object on the surface of Earth. Which of the following explains why this is true? A. Mars has more volume than earth. B.

Is there any difference between antimatter, dark matter, dark energy, and degenerate matter?

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