Ch12* Test - Short

Front

kg * m/s are units for

Back

momentum

Front

What is a powerful force of attraction that acts only on the neutrons and protons in the nucleus, holding them together?

Back

Strong nuclear force

Front

Decide if this is balanced or unbalanced: (image of forces)

Back

Unbalanced

Front

Mass and weight are ___________

Back

proportional.

Front

kg is a unit that represents

Back

mass.

Front

What is the formula for calculating force?

Back

Force = mass * acceleration (F = ma)

Front

What is the unit of force in the SI system?

Back

Newton (N)

Front

What does the term 'inertia' refer to?

Back

The tendency of an object to resist changes in its state of motion.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force exerted by gravity on that mass.

Front

What is the acceleration due to gravity on Earth?

Back

Approximately 9.81 m/s².