Simple Machines Test Review-40 Questions

Simple Machines Test Review-40 Questions

Assessment

Flashcard

Physics

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What type of simple machine is found on the cap of a pickle jar?

Back

Screw

2.

FLASHCARD QUESTION

Front

No machine in existence has 100% efficiency due to ____________________.

Back

Friction

3.

FLASHCARD QUESTION

Front

A push or pull that can move an object is a __________.

Back

Force

4.

FLASHCARD QUESTION

Front

In a second class lever, the ______ is in the middle.

Back

Load

5.

FLASHCARD QUESTION

Front

What is the formula for calculating power?

Back

Power = Work / Time

6.

FLASHCARD QUESTION

Front

What is a lever?

Back

A simple machine that consists of a rigid bar that pivots around a fixed point called the fulcrum.

7.

FLASHCARD QUESTION

Front

What is the role of a fulcrum in a lever?

Back

The fulcrum is the pivot point around which the lever rotates.

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