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Sci. 8- Mechanical Systems Section 1.0 Quiz

Last updated almost 5 years ago

10 questions

Complete the following Assessment questions for section 1.0. Take note to the worth of each question.

2

Question 1

1.

List two simple machines that can be found in a moutain bike.

2

2

2

2

2

2

8

Question 8

8.

Identify the source of energy for each of the following devices. (Source of energy is what source of power makes them work).

4

Question 9

9.

Your task is to lift a person off the ground using only one hand. Make a diagram of a machine that you could build to accomplish the task. On your diagram use arrows and labels to show how your device would work. Use the materials listed in the question.

1

Question 10

10.

EXTRA DRAWING SPACE

Question 2

2.

What are gears? How are they used?

Question 3

3.

Why do you think the lever was one of the first machines used by humans?

Question 4

4.

Why are machines useful?

Question 5

5.

List three types of machines that have been used in the past to move water.

Question 6

6.

Describe a situation where you would use a wedge as a tool. Include an explaination of why the wedge makes you task easier in this situation.

Question 7

7.

You usually use your pencil as a writing instrument. But it could also be used in different ways as a simple machine. What kinds of simple machines could your pencil be used as? Be sure to use examples modelled in the text.