GEAS CHAPTER 1 1

Quiz
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Fun
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KG
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Hard
Heavenly Nicole
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51 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It is the idea that predicts the results of testing based on past experimental data
Postulate
Law
Observation
Theory
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many zeroes in the measurement 0.00020040 are significant?
three
four
six
seven
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The charge of electron was experimentally discovered by
Milikan
Newton
Einstein
Chadwick
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The idea that electrons revolved in orbits around the nucleus of an atom without radiating energy away from the atom was postulated by:
Thompson
Bohr
Rutherford
Einstein
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The neutrons in an atom:
Are part of the nuclear charge
Rotate about the nucleus in elliptical orbits
Vary in number with different isotopes
Are always equal in number to the total number of protons
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lenz's law is an example of the law of conservation which one of the following?
Mass
Charge
Momentum
Energy
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following statement is incorrect?
Nucleus carries positive charge due to presence of protons in it.
Entire mass of the atom is concentrated in the nucleus and the mass of electrons is negligible
Nucleus occupies very small fraction of atom and most of the atom is empty, hence most of the alpha particles passed through the gold foil
Most of the atom is not empty and hence the alpha particles are deflected back.
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