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WorksheetsIntroduction to Atoms
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which is an example of a physical change or reaction?
a)
Baking a cake.
b)
Bending metal.
2.
Which is an example of a chemical change or reaction?
a)
Baking a cake.
b)
Bending metal.
3.
What is an example of matter?
a)
An Atom
b)
A Molecule
c)
Everything
d)
An Element
4.
What are atoms?
a)
They are the building blocks of all things in existence.
b)
They are combinations of elements.
c)
They are combinations of molecules.
d)
They are the biggest particle that makes up everything we know.
5.
What is an element?
a)
A microscopic particle.
b)
A kind of atom.
c)
A combination of atoms.
d)
A combination of molecules.
6.
What is a molecule?
a)
The smallest particle in the universe.
b)
Several of different types of atoms.
c)
Several of one kind of atom.
d)
A kind of atom.
7.
What is a compound?
a)
Several different types of atoms.
b)
Several of one type of atoms.
c)
The tiniest thing in the world.
d)
A "flavor" of atoms.
8.
Which is the smallest?
a)
An atom or element.
b)
A molecule or compound.
9.
How many types of elements are there that we know of?
a)
60
b)
118
c)
250
d)
104
10.
How do atoms work together to make the things around us?
a)
They bond together in different ways (reactions) to make different materials.
b)
Magic.
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