The sum of the protons and neutrons in an atom equals the

a. atomic number.

b. number of electrons.

c. atomic mass.

d. mass number.

Clara is shopping in a grocery store with her friend. Each has their own shopping cart in which they want to place their items. The shopping carts are identical. Clara and her friend add the same type and number of items to each of their carts.

What is the Coriolis Force?

A sample of a substance has a high density, yet a low particle motion. This sample must be a A) gas. B) liquid. C) plasma. D) solid.

What is an intraplate quake? What causes them?

Why is the rock cycle really a cycle?

A 16.0 kg canoe moving to the left at 12.5 m/s makes an elastic head-on collision with a 14.0 kg raft moving to the right at 16.0 m/s. After the collision, the raft moves to the left at 14.4 m/s. Disregard any effects of the water.

How many significant figures does the number 91010.0 have?

Convert 9.75 millimeters to centimeters.

A 4357 kg roller coaster car starts from rest at the top of a 36.5 m high track. determine the speed of the car at the top of a loop that is 10.8 m high

A person runs at a speed of 4 meters per second. How far will the person travel in 40 seconds?