Science
8th Grade
NGSS covered
Used 4+ times
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20 questions
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1.
MATCH QUESTION
1 min • 1 pt
Correctly match the protons, neutrons and electrons.
+ charge particles found in the nucleus
electrons
- charge particles on electron cloud
neutrons
particles with no charge in the nucleus
protons
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mass number equals the number of protons plus the number of _______.
protons
electrons
neutrons
isotopes
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The smallest particles of matter that make up matter.
atoms
protons
energy levels
nucleus
Tags
NGSS.MS-PS1-1
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Isotopes have
same # of neutrons
different # of neutrons
different # of protons
different # of electrons
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the core of an atom called?
neutron
electron cloud
elements
nucleus
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The identity of an element is determined by the number of _________.
protons
electrons
neutrons
element
7.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
How many maximum electrons does the first energy level of an electron cloud hold?
(a)
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