Rayhan

......forces are two opposing forces with unequal sizes

• Unbalanced

• Balanced

• Gravity

......forces are two opposing forces with an equal size.

• Unbalanced

• Balanced

• Gravity

......is the force that pulls objects towards the centre of the Earth

• Unbalanced

• Balanced

• Gravity

.......supports an object on a surface.

• Normal force

• Applied force

• Upthrust

.......is the force exerted by the water to prevent an object from sinking to the bottom of the sea.

• Normal force

• Applied force

• Upthrust

Upthrust helps keep the ship from sinking to the bottom of the sea.

• True

• False

You have learnt that friction is a force that exists between two surfaces.

• True

• False

The force acting between the body of the fish and the water is known as air resistance

• True

• False

In a force diagram. The size of forces is indicated by the length of the arrows drawn.

• True

• False

Skydrivers use a parachute to land safely on the ground.

• Air resistance

• Water resistant

• Upthrust