Light travels in _____ lines from its source.
Light and Optical Systems Test

Quiz
•
Science
•
8th Grade
•
Medium
Emily Lane
Used 100+ times
FREE Resource
26 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Wavy
Straight
Zig-zag
Curved
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What must occur to make vision possible? Choose the best answer.
A light from a source must bounce off your eyes and then reach an object.
There must be a path for the light to strike your eyes.
There must be a direct path for the light to strike your eyes.
A light from a source must bounce off an object and then to your eyes in wavy lines.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A light year is a measure of _______.
Weight
Distance
Length
Width
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A light year is ____________.
The length of a beam of light that has travelled in space over a period of one year.
The distance travelled by light in space over a period of 2 years.
The distance travelled by light in space over a period of 2 weeks.
The distance travelled by light in space over a period of one year.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
True or False: People have only used light since the 2000s.
True
False
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
_____ and _____ were used in China and Ancient Greece.
Lenses
Glass
Magnifying glass
Mirrors
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Archimedes developed a plan to use mirrors and focus light to ______
Burn his enemy's hair
Burn enemy camps
Burn enemy ships
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