
History of atoms and Isotopes
Authored by physics asik
Physics
9th - 12th Grade
Used 8+ times

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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an atom mostly made up of?
protons
electrons
empty space
neutrons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is the nucleus positively or negatively charged?
positively
negatively
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do like charges do?
attract
repel
nothing
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do opposite charges do?
attract
repel
nothing
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was JJ Thomson responsible for finding?
protons
neutrons
nucleus
electrons
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Niels Bohr responsible for discovering?
That electrons are inside the nucleus
That electrons are in fixed orbits around the nucleus
That electrons are small
That electrons are negative
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ernest Rutherford discovered that the atom was mostly _________________ and has a _______________ charged nucleus.
empty space, positively
empty space, negatively
full of protons, positively
full of neutrons, negatively
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