What is the primary purpose of using an electron microscope in the lab?

Properties and Uses of Graphite

Interactive Video
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Physics
•
9th - 10th Grade
•
Hard

Aiden Montgomery
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To examine the graphite structure closely
To magnify the entire pencil
To test the pencil's durability
To measure the weight of the pencil
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the graphite in a pencil look like under high magnification?
A liquid surface
A flat plain
A mountain range
A smooth surface
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do the individual pieces of graphite create marks on paper?
By melting onto the paper
By chemically bonding with the paper
By breaking off and sliding onto the paper
By sticking due to static electricity
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one of the special properties of graphite besides making marks on paper?
It can float in the air
It can change color
It can conduct electricity
It can dissolve in water
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when electricity is passed through graphite rods?
They break apart
They melt
They change color
They emit a bright light
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In what common devices is graphite used due to its electrical properties?
Microwave ovens
Lithium-ion batteries
Refrigerators
Televisions
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the wood of a pencil when heated compared to the graphite?
Both wood and graphite incinerate
The wood melts while graphite remains
The wood incinerates while graphite remains
The wood remains intact
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