Reviewer 3QE in Science 6

The rubbing of an object on a surface demonstrate what type of force?

• electrical force

• frictional force

• magnetic force

• gravitational force

What type of friction is present in an airplane flying going to Manila?

• fluid friction

• static friction

• rolling friction

• sliding friction

Which activities are suited to be performed in a smooth surface or floor?

• Playing soccer football and baseball

• Playing tug of war and hide and seek

• Ballet dancing and roller-skating.

• Applying lubricant on it like oil or wax

Anabelle would like to join the mountain hiking. What kind of shoes should she buy to avoid the lesser friction of the muddy terrain in the mountain? Shoes with ____.

• steel toe

• high heel

• plain sole

• spiky sole

A ball on the ground slows down and finally stops. This is because of __________.

• friction

• force

• motion

• less force applied

How does a parachute helps a parachutist land safely on the ground or water?

• reducing air resistance that speeds up its motion

• reduces air resistance that slows down its motion

• increasing air resistance that speeds up its motion

• increasing air resistance that slows down its motion

What do you call the pull of attraction towards the center of the earth?

• force

• gravity

• kinetic friction

• frictional force

The gravity between two objects increases as the distance between them ___.

• decreases

• neutralizes

• increases

• stabilizes

What do you call the pull of gravity on any object?

• mass

• weight

• motion

• newton

Which is true about mass and gravity?

• When mass decreases gravity increases.

• When mass increases gravity decreases.

• When mass increases gravity increases.

• None of these, mass and gravity are not related.