Structures and Properties of Matter
Authored by Karen Arthur
Science
7th Grade
NGSS covered
Used 10+ times
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38 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Both carbon dioxide and water are pure substances. How are they similar to each other?
Both substances have a set ratio of atoms that cannot be separated by physical means.
Both substances have a set ratio of atoms that can be separated by physical means.
Both substances have the same physical and chemical properties.
Both substances have the same physical properties, but different chemical properties.
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Felipe made a toy boat out of clay, but it kept sinking in water. He changed the boat’s design by making it slightly wider than before. Why did Felipe’s newly designed boat float on water?
He decreased the density by increasing the volume.
He decreased the density by decreasing the volume.
He increased the density by increasing the volume.
He increased the density by decreasing the volume.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is anything that has mass and takes up space?
weight
volume
density
matter
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When you measure the boiling point of mercury, you are investigating a ____.
A. B. C. D.
chemical change
chemical property
physical change
physical property
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An object weighing 90 N has a volume of 45 mL and a mass of 9.0 g. What is its density?
0.10 g/mL
0.20 g/mL
5.0 g/mL
10 g/mL
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you describe methane as a gas that easily catches fire, you are describing a ___.
state of matter
physical property
chemical property
chemical formula
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following could not have happened as a pot of water boiled on the stove?
Particle vibration increased.
Particle vibration decreased.
Particles moved farther apart.
Particles moved randomly.
Tags
NGSS.MS-PS1-4
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