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Science Unit 2 Summative: Matter

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Last updated over 1 year ago
8 questions
Required
3
MS-PS1-1
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2
MS-PS1-1
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1
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2
MS-PS1-1
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6
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2
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1
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2
Answer at least 1 question from each category. To demonstrate mastery of content, a total of 10 points is required. You may be asked to complete additional tasks (or questions) if less than 10 points are earned.
Question 1
1.
Category 1
Drag the correct subatomic particle name to correctly label the key.
Other Answer Choices:
Electron
Proton
Neutron
Question 2
2.

Category 1
Explain to a friend how you would calculate the number of neutrons in oxygen based on the information in the picture.

Your answer should include:
* the number of neutrons, and
* an explanation of how you calculate the number of neutrons.

Question 3
3.

Question 4
4.

Question 5
5.

Use the drawing tool to draw the molecules in the following chemical equation.
Equation: 2H₂O₂ → 2H₂O + O₂
Be sure to:
* Include the correct number of each molecule and atom.
* The correct location of each molecule on each side of the equation.

Question 6
6.

Question 7
7.

Question 8
8.

Category 2

Which state of matter can be compressed? Why?

A correct response includes:
* the state of matter that can be compressed, and
* an explanation of why this is possible.

Category 1

Which of these shows the correct number of protons?
56
82
30
26
Category 1
Which statements correctly describe isotopes? You may select as many answers as you think are true.
Atoms that are isotopes have the same number of neutrons.
Atoms that are isotopes have a different number of neutrons.
Atoms that are isotopes have the same number of protons.
Atoms that are isotopes have different numbers of protons.
Category 2
Select all of the properties of lithium that are physical properties.
reacts with water
melts at 180.5 degrees Celsius
gives flames a crimson red color
corrosive
boils at 1342 degrees Celsius
silvery in appearance
Which statement best describes the difference between a physical change and a chemical change?
A chemical change does not result in a new substance being formed, whereas a physical change does.
A physical change is a change from one state of matter to another, a chemical change results in a new substance formed.
A physical change produces a new element, and a chemical change results in a bond breaking between atoms.
A chemical change results in a new element being formed, and a physical change results in a new compound being formed.