force and motion flashcard grade 8

Front

What is a PUSH or PULL of an object?

Back

Force

Front

Which force produces a change in motion?

Back

unbalanced force

Front

If these boys are pulling with the same amount of force, what will happen?

Back

They will not move at all.

Front

When you tell the direction and speed of an object, you give its

Back

velocity

Front

Which of the following statements is true? Balanced forces cause a change in motion. Unbalanced forces cause a change in motion. Forces do not effect the change in motion.

Back

Unbalanced forces cause a change in motion.

Front

How is gravity affected by mass?

Back

the larger the mass of the object, the greater the gravity

Front

What is a force that opposes motion between two surfaces?

Back

friction

Front

What are two examples of forces?

Back

A push or pull

Front

What pulls a ball back to earth?

Back

Gravity

Front

Why does a rolling ball stop?

Back

Friction