How Toys Work Quiz

Anthony is helping his father in the garage and comes across a tool that consists of a rigid bar that pivots on a fixed point. Can you help Jimena identify what this tool is?

• pulley

• lever

• inclined plane

• force

Answer explanation

Aiden and his father found a simple machine that pivots on a fixed point. This is called a lever.

William needs to lift a heavy box of books to the top of a shelf in his room. Which simple machine should he use?

• wedge

• screw

• pulley

• wheel and axle

Answer explanation

To make their task easier, Avery, Aria, and Kai should use a pulley. A pulley can reduce the amount of force needed to lift the heavy box by distributing the weight and allowing them to pull down instead of lifting directly.

Jimena is trying to open a bottle of fizzy lemonade using a corkscrew. What type of simple machine is she using?

• screw

• wedge

• lever

• wheel and axle

Answer explanation

The corkscrew is a type of simple machine called a screw. It is used to open bottles by twisting it into the cork and pulling it out.

Anthony and Gredmary are moving a friend into a new apartment and they need to get a heavy sofa up to the second floor. What simple machine could they use to make this task easier?

• wedge

• wheel and axle

• inclined plane

• force

Answer explanation

Arjun and Emma can use an inclined plane, which is a flat, slanted surface, to make the task of moving the heavy box up to the second floor easier. The inclined plane reduces the amount of force needed to lift the box vertically.

Emely and Iker are helping his father in the backyard. They need to split some wooden logs for the fireplace. Which simple machine should they use?

• wedge

• wheel and axle

• pulley

• lever

Answer explanation

To split wooden logs, Samuel and David should use a wedge. A wedge is a simple machine that can easily separate objects by applying force to a small area.

Juan and Jhonny were helping their friend Ashley move into her new house. They had to apply force to move a heavy box from the truck into the house. What term describes the transfer of energy that occurred when they applied force to move the box over a distance?

• force

• work

• simple

• machine

Answer explanation

Work is the term that describes the transfer of energy when a force is applied to move an object over a distance.

Edward and Lupe are playing with a toy car. The car has a wheel attached to a smaller axle. What simple machine are they using?

• force

• inclined plane

• lever

• wheel and axle

Answer explanation

A wheel and axle is a simple machine made up of a wheel attached to a smaller axle. It allows for the transfer of force and the amplification of speed or force.

Jasel is helping his dad in the garage and needs to change the direction of a force. Which simple machine should he use?

• wedge

• wheel and axle

• pulley

• screw

Answer explanation

To change the direction of a force, Liam should use a pulley. It is a simple machine that can redirect forces efficiently.