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8th Grade Science - 12/14/20

8th Grade Science - 12/14/20

Assessment

Presentation

•

Science

•

6th - 8th Grade

•

Practice Problem

•

Medium

•
NGSS
MS-PS2-2, MS-PS2-1, HS-PS2-1

+1

Standards-aligned

Created by

Anonymous Anonymous

Used 32+ times

FREE Resource

1 Slide • 17 Questions

1

8th Grade Science

Monday - 12/14/2020

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2

Poll

Would you rather be a kid your entire life or be an adult your entire life?

be a kid

be an adult

3

Multiple Choice

(Use Fnet=ma). If an object was accelerating at 10 m/s2, and a force of 10 newtons was required to accelerate it, what was the object's mass? (m=F/a)

1

1 kilogram

2

10 kilograms

3

2 kilograms

4

5 kilograms

4

Multiple Choice

(Use Fnet=ma). What is the mass of a truck if it produces a force of 14,000 N while accelerating at a rate of 5 m/s2?

1

2,800 kg

2

0.0004 kg

3

70,000 kg

4

13,995 kg

5

Multiple Choice

(Use Fnet=ma), A 10 kg bowling ball would require what force to accelerate down an alleyway at a rate of 3 m/s2?

1

30 N

2

13 N

3

3.3 N

4

0.3 N

6

Multiple Choice

(Using Fnet=ma), What net force is required to accelerate a car at a rate of 2 m/s2 if the car has a mass of 3,000 kg?

1

6,000 N

2

1,500 N

3

3,002 N

4

2,998 N

7

Multiple Choice

Question image

what is the net force

1

17N

2

3N <-----

3

3N------>

4

10N ------->

8

Multiple Choice

If a 1 kilogram object had a force of 10 Newton's applied to it, what would it's acceleration be? 
1
1 m/s^2
2
.1 m/s^2
3
10 m/s^2
4
100 m/s

9

Multiple Choice

If a 10 kilogram object had a force of 50 newton's applied to it, what would its acceleration be?
1
15 m/s^2
2
5 m/s^2
3
.5 m/s^2
4
10 m/s^2

10

Multiple Choice

If an object was accelerating at 10 m/s^2, and a force of 10 newtons was required to accelerate it, what was the object's mass?
1
1 kilogram
2
10 kilograms
3
2 kilograms
4
5 kilograms

11

Multiple Choice

Jenny applies a 60 N force to a 20 Kg cart, what is the acceleration of the cart if friction can be neglected?

1

1200 m/s/s

2

0.33 m/s/s

3

20 m/s/s

4

3 m/s/s

12

Multiple Choice

The mass of a wagon is 40 kg. The wagon accelerates at 8 m/s2 . What is the force?

1

38.25 Kg

2

320N

3

5N

4

3.825Kg

13

Multiple Choice

You push on a tree with 20 N of force. If the tree doesn't move, the tree is pushing back on you with _____of force.

1

20N

2

10N

3

40N

4

70N

14

Multiple Choice

If an object was accelerating at 10 m/s2, and a force of 10 newtons was required to accelerate it, what was the object's mass?

1

1kg

2

10kg

3

5kg

4

2kg

15

Multiple Choice

Question image
What will the net force on the soccer ball be?
1
50 N to the left
2
50 N to the right
3
200 N to the left
4
200 N to the right

16

Multiple Choice

Question image
What is the net force on the car?
1
400 N forward (left)
2
⊘N (balanced forces)
3
200 N forward (left)
4
200 N backwards (right)

17

Multiple Choice

Question image
Person on the left = 45 N
Person on the right = 32 N
What is the net force?
1
zero N
2
10 N
3
77 N
4
13 N

18

Multiple Choice

Question image
Juan and Antonio competed in a 4 mi bike race. Who won?
1
Kristen Lodge
2
Juan 
3
Antonio
4
Ms. Jackson
pattern-tertiary

8th Grade Science

Monday - 12/14/2020

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