Chemistry #3
Chemistry
8th Grade
NGSS covered
Used 39+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kelly ran electricity though a sample of water using electrolysis. The water changed into two gases, X and Y. It was not possible to break down the gases X and Y into simpler particles.
Which statement is best supported by this evidence?
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The chemical combination of two or more different kinds of atoms in fixed amounts is called a(n)
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An individual with an excellent sense of smell is handed a bottle of perfume. After smelling the perfume, he reports that the perfume contains a predominant smell of roses with a faint touch of vanilla. If the perfume is made from water, rose essence, and a splash of vanilla, it is most likely
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a _______ mixture, the ingredients are distributed evenly throughout the mixture, while in a _______ mixture, the ingredients are unevenly distributed throughout.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Compounds can only be broken down into simpler substances by _______.
Tags
NGSS.MS-PS1-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement is true about the properties of the majority of the elements in the far left column of the periodic table?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element shares the most characteristics with neon (Ne)?
Tags
NGSS.HS-PS1-1
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