Astronomy Forces

Astronomy Forces

Assessment

Flashcard

Other

11th Grade

Practice Problem

Hard

Created by

Wayground Content

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25 questions

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1.

FLASHCARD QUESTION

Front

What does Newton's First Law of Motion state?

Back

An object at rest stays at rest, and an object in motion stays in motion unless acted upon by an external force.

2.

FLASHCARD QUESTION

Front

Which of the following equations represents Newton's Second Law of Motion? F=ma, F=​r​2​​​​Gm​1​​m​2​​​​, F=​2​​1​​mv​2​​, F=​r​​mv​2​​​​

Back

F=ma

3.

FLASHCARD QUESTION

Front

According to Newton's Third Law, if you push against a wall with a force of 10 N, what force does the wall exert on you?

Back

10 N

4.

FLASHCARD QUESTION

Front

Which of the following is an example of Newton's First Law? A car accelerating when the gas pedal is pressed. A book remaining at rest on a table. A rocket launching into space. A ball bouncing off a wall.

Back

A book remaining at rest on a table.

5.

FLASHCARD QUESTION

Front

If a 5 kg object is accelerating at 2 m/s², what is the force applied to it according to Newton's Second Law?

Back

10 N

6.

FLASHCARD QUESTION

Front

Which of the following scenarios best illustrates Newton's Third Law of Motion? A car stopping at a red light. A swimmer pushing water backwards to move forward. A ball rolling down a hill. A book falling off a table.

Back

A swimmer pushing water backwards to move forward.

7.

FLASHCARD QUESTION

Front

Calculate the gravitational force between two 10 kg masses separated by a distance of 2 meters. (Use G=6.674×10​−11​​Nm​2​​/kg​2​​)

Back

1.67×10​−10​​N

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