What is an example of a wedge?
Axe, knife, door stopper, nail....
Which is not a simple machine?
a. lever
b. spring
c. wedge
d. screw
b. spring
A wheel with a rope or belt around it.
What is a pulley?
How many basic types of simple machines are there?
six
What are 2 examples of an inclined plane?
1. A triangular machine that is used to split or hold objects together.
2. Give an example.
1. What is a wedge?
2. What is an axe, chisel, scissors...
Two types of simple machines that contain inclined planes.
What are the screw and wedge?
Name 2 types of simple machines in a shovel
a wedge and a lever
What are 2 examples of a pulley?
What simple machine would you use to pull a nail out of a board?
A lever (crowbar).
What are 2 examples of a lever?
a crowbar, see-saw, a scale, light switch, shovel, wheelbarrow, scissors...
A rod attached to the center of a wheel is called?
An axle
What are 2 examples of a screw?
lid, chap stick, glue stick, light bulb...
What is an example f a lever
see saw; balance scale; scissors, etc..
Name a real life example of a pulley.
clothesline, flag pole, curtain pull, blinds etc.
Ms. Batko will show you a picture.
"The girl is in ______________ of the tree."
What are 2 examples of an wheel and axle?
A car, scooter, rollerblades...
Which simple machine would you use to open and close a curtain?
a pulley
What would happen if we didn't have simple machines?
Life would be harder.
Why do we use simple machines?
to make work easier and more efficient.