Exploration of Balanced and Unbalanced Forces

What keeps the tennis ball stationary on the table?

• The table is slippery.

• Gravity and the table's force are balanced.

• The ball is glued to the table.

• The ball is too heavy to move.

What happens to the tennis ball when a force is applied with a pool noodle?

• It remains stationary.

• It becomes unbalanced and moves away.

• It spins in place.

• It moves in the opposite direction.

In a game of tug-of-war, what occurs when the forces on each side are balanced?

• The flag moves to one side.

• The flag stays near the middle.

• The participants fall over.

• The rope breaks.

What causes the flag to move in a tug-of-war game?

• The ground is uneven.

• The participants are not strong enough.

• The forces on each side are unbalanced.

• The rope is too long.

How does an air hockey table reduce friction?

• By having a smooth surface.

• By tilting the table.

• By using tiny air holes to lift the puck.

• By using magnets.