Which formula is used to find average velocity?

V avg = (r final - r initial )/(t final - t initial )

V avg = (r initial - r final )/(t initial - t final )

V avg = (a final - a initial )/(t final - t initial )

V avg = (a initial - a final )/(t initial - t final )

Conservation is the act of conserving, or protecting the environment, plants, and animals. Why is this so important? What are some things you can do to help conserve our environment?

turn off water, turn off lights, turn off TV

leave water on, leave TV on, run dishwasher with 1 plate

run the washing machine with 1 shirt

leave the refrigerator door open

An endangered species is

One whose numbers are so small that it is at risk of extinction

One whose not been spotted after many years.

One whose numbers are abundant.

Which of these describes a species that has become extinct?

all members of a species have died

fewer members of the species are dying than being born

more members of the species are dying than being born

very few members of a species are alive

Physical Science Diagnostic Pretest

Quiz

•

Physics

•

11th - 12th Grade

•

Practice Problem

•

Hard

•

NGSS

HS-PS4-1, HS-PS2-1, MS-PS4-2

+20

Standards-aligned

Charles Martinez

FREE Resource

97 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Acceleration occurs when an object changes its speed or ______.

direction

force

inertia

mass

Tags

NGSS.HS-PS2-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which runner stopped for a rest?

Albert

Bob

Charlie

Tags

NGSS.MS-PS3-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which runner won the race?

Albert

Bob

Charlie

Tags

NGSS.MS-PS3-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How long did one of the runner's rest?

8 seconds

13 seconds

5 seconds

50 seconds

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does this graph represent?

Constant speed

Acceleration

Not moving

Tags

NGSS.HS-PS2-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

What does this graph represent?

Constant Speed

Acceleration

Not moving

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What kind of acceleration is shown here?

positive

negative

none

varies

Tags

NGSS.HS-PS2-1

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Physical Science Diagnostic Pretest

97 questions

Acceleration occurs when an object changes its speed or ______.

Which runner stopped for a rest?

Which runner won the race?

How long did one of the runner's rest?

What does this graph represent?

What does this graph represent?

What kind of acceleration is shown here?

What kind of acceleration is shown here?

What kind of acceleration is shown here?

What is the velocity?

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