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Unit 2 Summative Assessment (5th Grade)

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Last updated over 3 years ago
26 questions
Note from the author:
Chemical and Physical Change
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Question 24
24.

Read the picture on the left.
Explain what happened in the experiment when we added all the materials. What is the result of the experiment? What causes the balloon to inflate?
To get full credit do the following:
1. Restate the question.
2. Narrate the process of the experiment.
3. State that a chemical reaction occurred to produce these new substances. What was the result of the experiment?
4. Be sure to state what gas caused the balloon to inflate.

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Question 25
25.

Using the formulas above explain the experiment. What happened in the experiment? What new substances were formed? Where did the different atoms and molecules start out and where did they end up by the end of the experiment?
To get full credit do the following:
1. Restate the question.
2. List the substances the experiment started with and then list the new substances that were formed after the chemical reaction.
3. State that a chemical reaction occurred to produce these new substances by explaining where some of the atoms and molecules ended up after the chemical reaction.
4. Be sure to use the formulas to explain how matter is never destroyed, but can become something new.

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Question 26
26.

Be sure to describe the atoms and molecules in how they move in each state of matter.

Question 1
1.

Question 2
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Question 3
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Question 4
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Question 5
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Question 6
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Question 7
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Question 8
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Question 9
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Question 10
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Question 11
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Question 12
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Question 13
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Question 14
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Question 15
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Question 16
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Question 17
17.

Question 18
18.

Question 19
19.

Question 20
20.

Question 21
21.

Question 22
22.

Question 23
23.

The molecules that make up a solid
A. lose electrons to become a mixture of neutrons and electrons
B. fly in all directions with no attracting forces
C. flow easily around one another, and have a fixed volume
D. keep a shape arranged in firm repeating patterns and vibrate
The molecules that make up a liquid
A. lose electrons to become a mixture of neutrons and electrons
B. fly in all directions with no attracting forces
C. flow easily around one another, and have a fixed volume
D. keep a shape arranged in firm repeating patterns and vibrate
The molecules that make up a gas
A. lose electrons to become a mixture of neutrons and electrons
B. fly in all directions with no attracting forces
C. flow easily around one another, and have a fixed volume
D. keep a shape arranged in firm repeating patterns and vibrate
The molecules that make up plasma
A. lose electrons to become a mixture of neutrons and electrons
B. fly in all directions with no attracting forces
C. flow easily around one another, and have a fixed volume
D. keep a shape arranged in firm repeating patterns and vibrate
I have work to do and I sit on a chair in front of my desk. The chair and table are examples of which state of matter?
A. Solid
B. Liquid
C. Gas
D. Plasma
I want to make tea, so I boil water.
The steam rising from the water is an example of which state of matter?
A. Solid
B. Liquid
C. Gas
D. Plasma
I love to go swimming.
The water in the pool is an example of which state of matter?
A. Solid
B. Liquid
C. Gas
D. Plasma
I need to grab an item from the kitchen. I turn on the fluorescent light. The fluorescent light is an example of which state of matter?
A. Solid
B. Liquid
C. Gas
D. Plasma
The plasma state of matter occurs at ___________.
A. matter
B. substance
C. high temperature
D. no definite shape
E. 5 senses
F. mixture
G. solution
The gas state of matter has ___________.
A. matter
B. substance
C. high temperature
D. no definite shape
E. 5 senses
F. mixture
G. solution
Anything that has weight and takes up space is called __________.
A. matter
B. substance
C. high temperature
D. no definite shape
E. 5 senses
F. mixture
G. solution
After a chemical reaction takes place, a new ________ is formed.
A. matter
B. substance
C. high temperature
D. no definite shape
E. 5 senses
F. mixture
G. solution
A combination of starburst and skittles is an example of a _________.
A. matter
B. substance
C. high temperature
D. no definite shape
E. 5 senses
F. mixture
G. solution
Combining Kool Aid and water is an example of a ____________.
A. matter
B. substance
C. high temperature
D. no definite shape
E. 5 senses
F. mixture
G. solution
Scientists observe using their ______________.
A. matter
B. substance
C. high temperature
D. no definite shape
E. 5 senses
F. mixture
G. solution
Carbon's weight is about the combined weight of its protons and neutrons?
True
False
The atomic symbol for Carbon is D?
True
False
Carbon has 6 Electrons?
True
False
The following elements are
noble gases?
He (Helium)
Ne (Neon)
Ar (Argon)
Kr (Krypton)
Xe (Xenon)
Rn (Radon)
True
False
The following elements are
reactive nonmetals?
H (Hydrogen)
C (Carbon)
N (Nitrogen)
O (Oxygen)
Cl (Chlorine)
B (Bromine)
True
False
Air is a mixture made up of
A. atoms and molecules
B. apples and oranges
C. dirt and rain
D. red and blue dots
In order to create a solution my solute needs to _____________ in the solvent.
A. sit
B. harder
C. dissolve
D. sink
After a few days of cooling a supersaturated solution will
A. melt
B. crystalize
C. become a powder
D. become a liquid