Module 2 Exam Matter: Properties and Changes (7th)
Authored by Courtney O'Connell
Chemistry
7th Grade
NGSS covered
Used 40+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Breaking a chemical bond _____________.
absorbs energy from the surroundings
creates energy that did not previously exist
releases energy into the surroundings
uses up energy that then no longer exists
Tags
NGSS.MS-PS3-4
NGSS.MS-PS3-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An exothermic reaction ______________
absorbs thermal energy
needs energy to be added constantly in order to continue
needs more energy to break the chemical bonds than is released when products form
releases thermal energy
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A characteristic of matter that allows it to change to something new is a
chemical change
chemical property
physical change
physical property
Tags
NGSS.MS-PS1-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When a peeled banana turns black, it is a
change of state
chemical change
physical change
thermal change
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The ability to react with oxygen is a physical property.
True
False
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The melting point of silver is a
chemical change
chemical property
physical property
physical change
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An example of a chemical property is
ability to be attracted by a magnet
ability to react with acid
boiling point
solubility
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