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[Science Booklet] Year 7 Electricity Part I Quiz 4
Interactive Video
•
Chemistry
•
7th Grade
•
Hard
Qianrui Long
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What particles are found in the nucleus of an atom?
Electrons and protons
Protons and neutrons
Electrons and neutrons
Only protons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the outermost electron shell of an atom called?
Inner shell
Core shell
Valence shell
Orbital shell
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of material allows free electrons to move freely throughout the solid?
Insulators
Semiconductors
Conductors
Dielectrics
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to an atom if it gains electrons?
It becomes positively charged.
It becomes negatively charged.
It remains neutral.
It becomes a neutron.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is electric current defined as?
The static accumulation of charge on a surface.
The movement of electric charge in a wire over a period of time.
The resistance to the flow of electrons.
The potential difference between two points.
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