SCIENCE 6 REVIEWER

A slide is under which type of simple machine?

• Inclined plane

• Pulley

• Wedge

• Wheel and axle

• Lever

The mechanism of a flag pole uses which type of simple machine?

• Inclined plane

• Pulley

• Wedge

• Wheel and axle

• Lever

Gears and belts are used in which type of simple machine?

• Inclined plane

• Pulley

• Wedge

• Wheel and axle

• Lever

A knife is under which type of simple machine?

• Inclined plane

• Pulley

• Wedge

• Wheel and axle

• Lever

A seesaw uses which type of simple machine?

• Inclined plane

• Pulley

• Wedge

• Wheel and axle

• Lever

Pyroclastic materials consist of lava, ashes, and rocks.

• TRUE

• FALSE

When a volcano is about to erupt, the nearby places may experience an earthquake.

Answer: True

• TRUE

• FALSE

Volcanic eruptions only cause damages and do not have any benefits.

• TRUE

• FALSE

Most of the volcanoes formed along the Pacific Ring of Fire. 

• TRUE

• FALSE

A volcano is a type of landform that is either a mountain or a hill that does not have any opening.

• TRUE

• FALSE