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Science final

Authored by Waad Moh

Science

6th - 8th Grade

NGSS covered

Used 1+ times

Science final
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40 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the definition of a force?

Net force equal 0N and there is no change in the object's motion

the overall force acting on an object after all forces are combined

a push or a pull that acts on an object

The force does not equal 0N, the object accelerates

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the definition of net force?

a push or a pull that acts on an object

Net force equal 0N and there is no change in the object's motion

the overall force acting on an object after all the forces are combined

The force does not equal 0N, the object accelerates

Tags

NGSS.MS-PS2-2

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

What is the magnitude and direction of the force in the free body diagram shown?

70 N right

70 N left

50 N right

50 N left

Tags

NGSS.MS-PS2-2

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Velocity has two components

(pick 2 below)

direction

change in speed

speed up

slow down

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Acceleration is

the rate at which velocity changes.

the change in velocity

the rate of change

when you speed up only

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean when a change in velocity is negative?

The object is speeding up.

The object is slowing down.

The object is changing direction.

The object is falling down.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In each of the following cases, determine where the car has no acceleration ?

A car shortly after a stoplight turns green.
A car approaching a red light
A car with the cruise control set at 80 km/h
A car turning a curve at a constant speed

Tags

NGSS.MS-PS2-2

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