Intro to Water Test
Authored by Mrs. Ciarlo
Science
12th Grade
NGSS covered
Used 1+ times
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What percentage of the Earth's surface is covered by water?
25%
50%
75%
100%
Tags
NGSS.MS-ESS2-4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Life on Earth likely began in the oceans.
True
False
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A water molecule is formed when an oxygen atom covalently bonds with (a) hydrogen molecules.
Tags
NGSS.MS-PS1-1
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Bond formed by the sharing of electrons.
(a)
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Slightly negative O- attracted to slightly positive H+ of nearby water molecule.
(a)
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Dissolving agent (liquid)
(a)
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Dissolved substance.
(a)
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