Machines

Mrs. Gibson

Physical Science

Nute High School

Name__________________________________

# Unit 7: Machines

Due Date: 6/12/06

## Machines

Objectives: At the end of this unit you will be able to:

1. Explain how machines make work easier.
3. Describe the six types of simple machines.
4. Calculate the ideal mechanical advantage for different types of simple machines.
5. Recognize the simple machines that make up a compound machine.
6. Calculate the efficiency of a machine.
7. Describe the relationship among work, power, and time.

Required Assignments. (This means you MUST do them.)

_____ 1. Rube Goldberg Machine

Required notes for this section.  (Again … this means you MUST do them.)

_____ 1. The six types of simple machines

_____ 3. Efficiency

_____ 4. Compound machines

______ “C Level”. (Here is where you get to choose what you want to do.)

25 points are necessary for a C.

_____1. Read pages 180 – 183 in your book on why we use machines.  Be able to answer questions. (5 points)

_____ 2. Read pages 186 – 194 in your book on simple machines.  Be able to answer questions. (5 points)

_____ 3. Read pages 198 – 203 in your book on using machines.  Be able to answer questions.       (5 points)

_____4. Complete the Chapter 5 Review on pages 205 -207.  Answer questions. 1-24.                (10 points)

_____5. Create a collage (collection of pictures from magazines) that demonstrate places where the six types of simple machines are used.  (15 points)

_____ 6.

____________  “B” Level: Choose ONE only.

____ 1.

____________ “A” Level: Choose ONE only.

____ 1.

____ 2. Design a powerpoint or some other presentation that demonstrates how this Unit relates to a topic of your choice.