Simple machine - Gears

________ are wheels with teeth that fit together.

• Tires
• Gears
• Pulleys
• Wedges

How are large gears different from small gears?

• no difference, they are the same

• small gears turn with more force than large gears

• large gears turn with more force than small gears

• large gears have fewer teeth than small gears

True or False: Gears next to each other turn in the same direction.

• True
• False

When gears are the same size they turn the same number of times.

• True
• False

What do gears have?

• all of the above

• no teeth and no slots

• brains

• teeth/ slots

What are some other examples of a gear?

• butterfly

• bicycle

• eyes

• ocean

Gears are wheels with teeth.

• True

• False

If gear A is rotating anticlock wise which direction is gear b rotating.

• 
• 

Which one of these are gears.

• 
• 
• 
• 

Which way would you spin GEAR 1 to make GEAR 2 spin clockwise?

• clockwise

• counter clockwise