
Test
Flashcard
•
Science
•
1st Grade
•
Practice Problem
•
Hard
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16 questions
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1.
FLASHCARD QUESTION
Front
What are subatomic particles with a negative charge?
Back
Electrons are subatomic particles that have a negative charge.
2.
FLASHCARD QUESTION
Front
What are the particles in an atom that have no charge?
Back
Neutrons are particles in an atom that have no charge.
3.
FLASHCARD QUESTION
Front
What are the positively charged particles in an atom called?
Back
Protons are the positively charged particles in an atom.
4.
FLASHCARD QUESTION
Front
What are the building blocks of matter?
Back
Atoms are the building blocks of matter.
5.
FLASHCARD QUESTION
Front
What is the center of an atom called?
Back
The nucleus is the center of an atom.
6.
FLASHCARD QUESTION
Front
What is the smallest unit of an element?
Back
An atom is the smallest unit of an element.
7.
FLASHCARD QUESTION
Front
What do we call particles that make up protons and neutrons?
Back
Quarks are the particles that make up protons and neutrons.
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