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Earth Staar Review

Authored by Mindy Morrow

Science

8th Grade

NGSS covered

Used 2+ times

Earth Staar Review
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which description best identifies the action-reaction pair between the bird and the fence post?

Action: The force of the bird on the wires; Reaction: The force of the wires on the fence post

Action: The force of the wires on the fence post; Reaction: The force of the fence post on the bird

Action: The force of the fence post on the bird; Reaction: The force of the bird on the wires

Action: The force of the bird on the fence post; Reaction: The force of the fence post on the bird

Tags

NGSS.MS-PS2-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which object travels at the greater average speed?

Object 1, because it travels the greater distance per unit of time

Object 1, because it travels the longer amount of time

Object 2, because it travels the shorter amount of time

Object 2, because it travels the shorter distance per unit of time

Tags

NGSS.MS-PS3-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Two students record the distance they each traveled in 60 seconds. If the students continue at the same speed, which statement describes the total distance traveled after 90 seconds?

Student 1 traveled 40 m, and student 2 traveled 20 m.

Student 1 traveled 50 m, and student 2 traveled 30 m.

Student 1 traveled 60 m, and student 2 traveled 30 m.

Student 1 traveled 70 m, and student 2 traveled 25 m.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which two carts experience the same net force?

Carts 1 and 2

Carts 2 and 3

Carts 1 and 3

Carts 2 and 4

Tags

NGSS.MS-PS2-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which statement BEST describes the kinetic and potential energies of the cart at Location X compared with the kinetic and potential energies of the cart at Location Y?

The cart has more potential energy and less kinetic energy at Location X than it has at Location Y.

The cart has less potential energy and more kinetic energy at Location X than it has at Location Y.

The cart has the same amounts of potential energy and kinetic energy at Location X as it has at Location Y.

The cart has more potential energy and kinetic energy at Location X than it has at Location Y.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which answer choice correctly describes the ball’s kinetic and potential energy?

The ball has more potential energy at position X than at position Z.

The ball has more kinetic energy at position Y than at position W.

The potential energy and kinetic energy of the ball are equal at position X.

The potential energy and kinetic energy of the ball are greatest at position Z.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Alpha Centauri appears as a bright object visible in the Milky Way galaxy. Alpha Centauri is actually a system of three objects. Each object produces light and rotates on its own axis. The system is an average of 4 light-years from Earth. Based on this information, the three objects that make up the Alpha Centauri system are all —

asteroids

comets

planets

stars

Tags

NGSS.MS-ESS1-2

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