1st Nine Weeks Review

What is a force in science?

• A) A type of energy

• B) A push or pull that can change the position or motion of an object

• C) A kind of wave

• D) A measure of weight

What does magnetism refer to?

• A) A force that pulls objects away from each other

• B) A force that only acts on metallic objects

• C) A force of attraction that causes magnetic material to move

• D) A force that increases with temperature

Which force is responsible for keeping objects grounded on Earth?

• A) Magnetism

• B) Friction

• C) Gravity

• D) Tension

What is the role of friction?

• A) It speeds up moving objects

• B) It pulls objects towards each other

• C) It acts in the opposite direction to movement

• D) It reduces the mass of objects

What tool is used to measure force?

• A) Thermometer

• B) Barometer

• C) Spring scale

• D) Stopwatch

Which magnet will attract the metal bar first?

• A) Magnet 1

• B) Magnet 2

• C) Magnet 3

• D) None of the magnets

What is an electrical circuit?

• The path through which electricity cannot travel

• A device that stores electricity

• The path through which electricity can travel

• A type of battery

Which of the following items can be added to a circuit to allow energy to flow?

• Plastic lego

• Styrofoam cup

• Metal wire

• Piece of cork

Label the part of the electrical circuit that is used to power the circuit.

• 1

• 2

• 3

• 4

Which type of circuit is Circuit A in the image?

• Closed

• Open

• Neither

• Both closed and open