Simple Machines Quiz2

Why are pulleys important in helping Alba, Rodrigo, and Irene move heavy furniture?

• to make the moving process easier

• to increase the weight of the furniture

Draw a wedge

Hey Jorge, Alba, and Andrés! Can you estimate how many different machines exist in the world?

Draw a complex machine

Hey there! Can you explain what a 'machine' is in your own words? Let's hear it from Rodrigo, Sandra, or Lidia!

Draw a screw

Hey there! Can you help Andrés, Sandra, and Irene by selecting the four forces involved in flying?

• Lift

• Drag

• Weight

• Thrust

• Buoyancy

Andrés, Rodrigo, and Sandra are discussing the components of a bicycle. They argue that a bicycle is a complex machine made up of a frame, wheels, pedals, and handlebars. Do you think this statement is True or False?

• True

• False

Lidia, Sandra, and Alba believes that a pulley is a simple machine composed of an inclined plane, a lever, and a wheel and axle?

• True

• False

Andrés is using a special tool to fix a broken machine.

• Screw

• Inclinate plane