1st 6 weeks review (8th grade)
Authored by Riley Nelson
Science
7th Grade
NGSS covered
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37 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The number of oxygen atoms
The number of hydrogen atoms
The number of molecules
The number of electrons
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element is represented by the symbol "Na" on the periodic table?
Nitrogen
Sodium
Neon
Nickel
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1
2
3
4
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a chemical change?
Melting ice
Burning wood
Breaking glass
Dissolving sugar in water
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which process is an example of a physical change?
Rusting of iron
Boiling water
Baking a cake
Digesting food
Tags
NGSS.MS-PS1-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes the law of conservation of mass?
Mass can be created in a chemical reaction
Mass is destroyed during chemical changes
Mass is neither created nor destroyed in a chemical reaction
Mass always increases in a chemical reaction
Tags
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element is involved in the chemical reaction of photosynthesis?
Helium
Carbon
Sodium
Iron
Tags
NGSS.MS-LS1-6
NGSS.MS-LS1-7
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