Physical Science Final Test (S)

Front

Which statement about subatomic particles is true?

Back

Neutrons have a neutral charge.

Front

What is the measure of the amount of matter in an object?

Back

Mass.

Front

What is the symbol for carbon?

Back

C.

Front

Calculate the net force if the forces acting on an object are 15 N and 10 N in the same direction.

Back

25 N.

Front

An electron has a ____________ charge.

Back

Negative.

Front

What are protons?

Back

Subatomic particles with a positive charge found in the nucleus.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object; weight is the force of gravity acting on that mass.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is kinetic energy?

Back

The energy an object possesses due to its motion.

Front

What is the formula for calculating force?

Back

Force = Mass x Acceleration (F = ma).