Forces Flashcard Review

Front

What are the two factors that affect the force of gravity?

Back

Mass and distance.

Front

What is always true about forces?

Back

Unbalanced forces cause changes in speed or direction.

Front

Why does a crumpled piece of paper hit the ground before a flat sheet of paper?

Back

There is more air resistance against the flat paper.

Front

What does the unit 'N' stand for in physics?

Back

Newton.

Front

What type of friction exists between a block and a table before the block moves?

Back

Static friction.

Front

What is the definition of force?

Back

A push or pull on an object.

Front

What is the formula for calculating force?

Back

Force = mass × acceleration (F = ma).

Front

What is gravity?

Back

A force that attracts two bodies towards each other.

Front

What is the difference between mass and weight?

Back

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

Front

What is air resistance?

Back

A type of friction that acts against the motion of an object moving through air.