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Gear Mechanics and Movement Analysis

Gear Mechanics and Movement Analysis

Assessment

Interactive Video

Engineering

6th Grade

Practice Problem

Hard

Created by

Jamie Stahl

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A small gear with 8 teeth turns a larger gear with 24 teeth. If the small gear spins 3 times, how many times will the larger gear spin?

1

3

8

24

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A machine uses a series of gears to change speed. If the first gear spins 375 times, how many times will the last gear spin if the total gear ratio is 375?

1

3

15

375

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A worm gear is used to turn a 60-tooth gear. If the worm gear makes one full turn, how many teeth of the 60-tooth gear will move?

1

12

60

720

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

In a planetary gear system, if the ring gear has 140 teeth and the sun gear has 8 teeth, what kind of movement can the planet gears have?

They can both spin and move around the sun gear

They cannot move at all

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What happens to the speed of the last gear in a very long chain of gears, compared to the first gear?

It spins much faster

It spins much slower

It spins at the same speed

It stops spinning

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