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Unit 10 Review

Authored by Lisa Thompson

Science

9th Grade

NGSS covered

Unit 10 Review
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following will increase the rate of dissolution for a solid polar solute in water?

increase in temperature

decrease in temperature

increasing the amount of solute

making sure the solute is in large chunks

Tags

NGSS.MS-PS1-4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How do we calculate acceleration according to Newton's Second Law?

a = v/t

a = d/t

a = Fm

a = F/m

Tags

NGSS.MS-PS2-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How would we describe the forces acting on an object that is moving at a constant speed?

Balanced

Unbalanced

Neither

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

What TYPES of forces would be acting on a skydiver falling from a plane? Select all that are correct.

gravity

applied

normal

drag

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the net force of the following FBD?

18 N up

18 N

18 N down

0 N

Tags

NGSS.MS-PS2-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is happening to an object whose net force is in the opposite direction of the object's motion?

it's moving at a constant speed

it's speeding up

it's slowing down

it's at rest

Tags

NGSS.MS-PS2-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What will happen to an object's acceleration if the mass is doubled and the applied force remains the same?

the acceleration will decrease

the acceleration will not change

the acceleration will increase

there is not enough information to answer this

Tags

NGSS.MS-PS2-2

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