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8.2 Fluids

8.2 Fluids

Assessment

Presentation

Science

9th - 10th Grade

Practice Problem

Easy

NGSS
MS-PS1-4

Standards-aligned

Created by

T Greenleaf-Littsen

Used 27+ times

FREE Resource

14 Slides • 22 Questions

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Multiple Choice

A ___ is defined as any matter that flows when a force is applied.

1

solid

2

gas

3

fluid

4

atom

5

Multiple Choice

The ___ of a liquid is the ratio of mass to volume.

1

mass

2

volume

3

density

4

temperature

6

Multiple Choice

The density of most solids decreases slightly as temperatures increase because solids ____ when heated.

1

expand

2

contract

3

stay the same

4

both expand and contract

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none of the answers are correct

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Multiple Choice

Most materials ____ denser in their solid state than in their liquid state.

1

are

2

are not

9

Multiple Choice

Which of the following substances is NOT denser in their solid state?

1

oil

2

alcohols

3

water

4

none of the answers are correct

10

Multiple Choice

When water freezes its volume ___ slightly, while its mass stays the same causing it to expand.

1

decreases

2

increases

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Multiple Choice

Buoyancy is the measure of the ___ force a fluid exerts on an object that is immersed within in.

1

lateral

2

downward

3

upward

4

neutral

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Fill in the Blank

Type answer...

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Multiple Choice

Question image

When will an object float?

1

When the buoyant force is GREATER than its weight.

2

When the buoyant force is LESS than its weight.

15

Multiple Choice

Question image

When does neutral buoyancy occur?

1

When the buoyant force is equal to the weight of the object.

2

When the buoyant force is greater than the weight of the object.

3

When the buoyant force is less than the weight of the object.

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Multiple Choice

Archimedes' principle is

1

why boats float.

2

why planes fly.

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Multiple Choice

Buoyant forces are created by difference in

1

temperature.

2

mass.

3

density.

4

volume.

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Multiple Choice

Question image

An object with the same density of water has neutral buoyancy because the weight of the water displaced is ___ as the weight of the object.

1

the same

2

heavier

3

lighter

4

none of the answers are correct

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Multiple Choice

Question image

Pressure acts in all directions, not just the direction of the applied force.

1

This is a false statement.

2

This is a true statement.

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Fill in the Blank

Type answer...

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Fill in the Blank

Type answer...

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Multiple Choice

Pressure is caused on the atomic level by ___ between atoms and molecules.

1

bonding

2

collisions

3

electrical charge

28

Multiple Choice

Pressure and energy ___ related.

1

are

2

are not

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Fill in the Blank

Type answer...

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Multiple Choice

Bernoulli's principle explains

1

why boats float.

2

why planes fly.

34

Multiple Choice

If speed goes __; pressure goes ___.

1

down; down

2

up; down

3

up; up

4

none of the answers are correct

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Fill in the Blank

Type answer...

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