Gears/Ratios + Simple Machines

Gears/Ratios + Simple Machines

9th - 12th Grade

11 Qs

quiz-placeholder

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Gears/Ratios + Simple Machines

Gears/Ratios + Simple Machines

Assessment

Quiz

Science

9th - 12th Grade

Medium

NGSS
MS-PS2-2, MS-ETS1-1, MS-PS2-1

+1

Standards-aligned

Created by

William Stafford

Used 3+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mechanical advantage of a lever with an effort (input) arm of 5 meters and a load (output) arm of 1 meter? MA=Fo/Fi

1

5

0.2

10

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A pulley system has 3 supporting ropes holding up the load (weight of the object).

What is the mechanical advantage of this system? *Hint: Look at the number of ropes holding the weight!

1

2

3

4

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

You are in need of moving something really heavy (high weight) across a floor. What can you do in order to move it the most efficient way?

Increase the friction of the floor

Put it on wheels to move it (decreases friction)

Increase the friction of the wheel

Slide it across the floor

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-PS2-1

NGSS.MS-PS2-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the mechanical advantage of an inclined plane with a length of 10 meters and a height of 2 meters?

2

5

10

20

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

View the picture: The Input Gear turns 10 times, how many times does the Output Gear turn?

0.3

3

15

30

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

If an Input gear with 36 teeth drives an Output gear with 12 teeth, what is the gear ratio?

3:1

1:1.5

1:3

36:12

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Input Gear A turns 5 times. How many turns does Output Gear B turn?

2.5

5

10

20

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