1. Answer questions on page 56 of your notebook. Take notes on page 57.
Simple Machines part 1
Answer questions on page 56 of your notebook.
Take notes on page 57.

2. What goes in the notebook?
Question 1: Warm-up: List all the machines you have used today before you arrived at this class
The rest of the questions are in the slide show.
Your notes should include these words:
Machine
Work
Joule
Simple machine
Examples of simple machines
Fulcrum
Input force
Output force

3. What is a machine? Something that saves you work. Doing laundry with
no machine
Question 2: Which method
of doing laundry requires the
most work? Which one
requires the least work?
Why do you think so?
This machine has no
power source
Laundry the modern way

4. What is work? Work is force per distance Formula: W = F x d
Units: Joules
What is a good way to
remember the units?
James Joule

5. Are jewels free?
NO! You have to WORK for them.

6. Simple Machines
Do not have a power source
Use only one motion

7. Inclined Plane Question 3:
If the force it takes to climb up the ramps is decreased by using an inclined plane,
Then what is increased?
Remember, work = force x distance

8. The Lever The force you put into the machine
The force the machine gives you
The stationary point that the
lever turns around

9. Question 4 Name the fulcrum, the location of the input force, and the location of the output force on each of these levers, and how each one can save you work. A B
Crow bar
See saw D C
pliers
Wheel barrow

10. to be continued…..