10230071
Description
Unit 7.5
- What is a simple machine ?
- It's a machine that makes jobs easier
- It's a machine that makes jobs easier
- How many types of simple machines are there?
- there are 7
- they are levers,ramps,wedges,screws,pulleys,wheels
and gesars
- they are levers,ramps,wedges,screws,pulleys,wheels
and gesars
- there are 7
- What are force multipliers ?
- Machines used to magnify the force you apply to do a
job.
- Machines used to magnify the force you apply to do a
job.
- What is a lever
- It's a machine made from a long ,rigid object,such as stick
or metal rod
- It's a machine made from a long ,rigid object,such as stick
or metal rod
- What is an axle ?
- The center of a wheel is called an axle.
- The center of a wheel is called an axle.
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