Chapter 9 Simple Machines

Question 1

Inclined plane

Answer 1

A hill of some sort

Question 3

Effort

Answer 3

How much force you put in

Question 5

Lever

Answer 5

A tool to help you move something

Question 6

Load

Answer 6

Something that you are carrying

Question 8

Flcrum

Answer 8

The turning point

Question 9

Wheel and axel

Answer 9

a simple lifting machine consisting of a rope which unwinds from a wheel on to a cylindrical drum or shaft joined to the wheel to provide mechanical advantage.

Question 10

Pulley

Answer 10

a wheel with a grooved rim around which a cord passes, which acts to change the direction of a force applied to the cord and is used to raise heavy weights.

Question 11

Block and tackle

Answer 11

a lifting mechanism consisting of ropes, a pulley block, and a hook.

Question 12

Transfer(energy)

Answer 12

Energy is transferred from one object to another when a reaction takes place. Energy comes in many forms and can be transferred from one object to another as heat, light, or motion, to name a few.

Question 13

Transform(energy)

Answer 13

Energy transformation or energy conversion is the process of changing one form of energy to another form of energy. In physics, the term energy describes the capacity to produce certain changes within any system, without regard to limitations in transformation imposed.

Question 14

Gears

Answer 14

A wheel and axel with teeth

Question 15

Driving gear

Answer 15

A gear that moves the driven gear

Question 16

Driven gear

Answer 16

A gear that gets drived by the driving gear