All the terrestrial planets have

A. liquid oceans

B. liquid helium

C. rock surfaces

D. at least one moon

I think it's C or D, but I don't know ...

The number of neutrons is equal to the atomic number minus the atomic mass true or false

Why do we say that Neptune was the first planet to be discovered through the use of mathematics?

A car moving at 10 m/s crashes into a large bush and stops in 1.3 m. Using the Work-Energy theorem, calculate the average force the seat belt exerts on a passenger in the car to bring him to a halt. The mass of the passenger is 70 kg.

A charge of 0.14 C is moved from a position where the electric potential is 20 V to a position where the electric potential is 50 V. What is the change in potential energy of the charge associated with the change in position?

Why are physicist hard to work a companies that design buildings

The object on the left is a discus, a piece of sports equipment made of a metal core, a plastic inner rim, and a metal outer rim. The object on the right is a flying disc, a piece of sports equipment made of plastic.

If you are sitting in your seat how are the forces acting on you?

At what speed does a falling hailstone travel? Does the speed depend on the distance that the hailstone falls?

The linear, step wise representation of the process of science from the traditional scientific method, while simplified, does capture the core logic of science: testing ideas with evidence. 1.) True 2.) False

Most arson fires are produced through what? Accelerants Dynamite Chemical residues Steroids