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2nd 6 Weeks Test Reteach

2nd 6 Weeks Test Reteach

Assessment

Presentation

•

Science

•

8th Grade

•

Medium

Created by

Amber Yancey

Used 1+ times

FREE Resource

2 Slides • 32 Questions

1

media

  1. Identify Elements

  2. Write down subscript

  3. multiply Coefecient​

​ 4. multiply paraenthesis

​Counting Atoms Steps

2

Multiple Choice

Which of the models best represents CaCO3?

1
2
3
4

3

Multiple Choice

How many elements are in C6H12O6?

1

1

2

2

3

3

4

4

4

Multiple Choice

How many Hydrogen are in 4H2O?
1
6
2
8
3
2
4
4

5

Multiple Choice

How many O's are in Al₂(SO₄)₃
1
4
2
12
3
7
4
24

6

Multiple Choice

Which of the following is an element?
1
FeO
2
O2
3
NaOH
4
SiO2

7

Multiple Choice

Which of the following is a compound?
1
Ca
2
Pb
3
H2
4
MgBr

8

Multiple Choice

How many elements are in the compound C2H8O ?
1
2
2
1
3
3
4
0

9

Multiple Choice

How many Hydrogen atoms are on the reactant side of this chemical equation?            
2C2H2 + 5O2  --->  4CO2 + 2H2O
1
2
2
4
3
6
4
8

10

Multiple Choice

A change in which NEW substances are formed.
1
Chemical change
2
Physical change
3
Casual change
4
Formal change

11

Multiple Choice

Which of the following could indicate a chemical change? 
1
All of the answers could indicate Chemical Change 
2
a color change has occurred 
3
bubbles appear 
4
identifying one or more new chemical products 

12

Multiple Choice

 Which is NOT an example of chemical change?
1
production of gas.
2
change in color.
3
change in size.
4
transfer of energy.

13

Multiple Choice

Which of the following IS a chemical change
1
using chalk
2
water freezing
3
slicing cheese
4
digestion

14

Multiple Choice

The mass after a physical change, such as ice melting into water, stays the same
1
True
2
False

15

media

Same direction - ADD

Opposite direction - Subtract​

​

​

​Calculate Force

16

Multiple Choice

Question image
What is the net force?
1
10 N
2
0 N
3
25 N
4
1 N

17

Multiple Choice

What is Newton's 1st law of motion?
1
An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force
2
F=MxA
3
For every action there is an equal and opposite reaction

18

Multiple Choice

A runners races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?
1
10 m/s
2
1000 m/s
3
100 seconds
4
10 seconds

19

Multiple Choice

F=MA
An object of mass 10 kg is accelerated upward at 2 m/s2.  What force is required? 
1
20 N
2
2 N
3
5 N
4
0 N

20

Multiple Choice

Which is an example of speed?

1

A car driving 55 miles per hour south.

2

A bicyclist traveling 10 meters per hour toward the next town.

3

A roller coaster is traveling 10 meters per second.

4

A rocket blasting off at 2,500 meters per second toward space.

21

Multiple Choice

Which is an example of velocity?

1

A car driving 55 miles per hour south.

2

A bicyclist traveling 10 meters per hour.

3

A roller coaster is traveling 10 meters per second.

4

A rocket blasting off at 2,500 meters per second.

22

Multiple Choice

Which is NOT an example of Acceleration?

1

An object speeds up

2

An object slows down

3

An object changes direction

4

An object is in constant motion.

23

Multiple Choice

A boy runs 400 m at an average speed of 4.0 m / s. He runs the first 200 m in 40 s. How long does he take to run the second 200 m?

1

60 s

2

66.7 s

3

80 s

4

140 s

24

Multiple Choice

Question image
What is happening at D?
1
Stationary
2
Accelerating
3
Fast steady speed; moving away from the starting position
4
Slower steady speed; moving away from the starting position

25

Multiple Choice

Question image
What is happening at C?
1
Stationary
2
Accelerating
3
Fast steady speed; moving away from the starting position
4
Slower steady speed; moving away from the starting position

26

Multiple Choice

Question image
1
2
3
4

27

Multiple Choice

Question image

Which of the following can be inferred from the graph?

1

The object is experiencing acceleration.

2

The object is moving along a curved path.

3

The object has a negative acceleration.

4

The object moves at a constant speed.

28

Multiple Choice

Question image

Check all that apply to the graph.

1

moving away from the original position

2

moving towards the original position

3

object at rest

4

positive acceleration

5

negative acceleration

29

Multiple Choice

Question image
Which graph shows the object standing still?
1
A
2
B
3
C
4
D

30

Multiple Choice

Question image

What is this line of this graph showing?

1

moving away from starting point at a constant speed

2

moving back towards the starting point

3

acceleration (getting faster)

4

deceleration (getting slower)

31

Multiple Choice

Question image
Which runner won the race?
1
A
2
B
3
C

32

Multiple Choice

Question image
Which graph is showing acceleration (getting faster)
1
D
2
E
3
both D and E
4
neither D or E

33

Multiple Choice

Question image
How long did it take this object to travel 10 m?
1
0 s
2
10 s
3
15 s
4
20 s

34

Multiple Choice

Question image
Which line represents an object moving at a faster speed?
1
A
2
B
media

  1. Identify Elements

  2. Write down subscript

  3. multiply Coefecient​

​ 4. multiply paraenthesis

​Counting Atoms Steps

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