CHM_Unit 5 Review PPT

Quiz
•
Science
•
9th Grade
•
Hard
+2
Standards-aligned
T Greenleaf-Littsen
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A wavelength (λ) is the distance between a crest or trough in a wave and the next crest or trough on that wave. True or False?
True
False
Tags
NGSS.HS-PS4-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The frequency (ν) is the number of waves that pass a certain point in one second. True or False?
True
False
Tags
NGSS.HS-PS4-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the speed of light (C) in a vacuum?
3.00 x 10^8 m/s
3.00 x 10^6 m/s
3.00 x 10^10 m/s
3.00 x 10^5 m/s
Tags
NGSS.HS-PS4-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Radiation with a high frequency has:
Low energy
High energy
Low speed
High speed
Tags
NGSS.HS-PS4-4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fill in the blank: All electromagnetic radiation travels at the speed of light, which is ___.
3.00 x 10^8 m/s
3.00 x 10^6 m/s
3.00 x 10^10 m/s
3.00 x 10^5 m/s
Tags
NGSS.HS-PS4-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When an electron absorbs a photon of a particular energy, what happens?
It attains a higher energy level
It emits a photon
It loses energy
It becomes a proton.
Tags
NGSS.HS-PS4-3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when an electron drops to a lower energy level?
A photon of a particular energy is emitted
The electron disappears
The atom becomes unstable
The electron gains energy.
Tags
NGSS.HS-PS4-3
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