WorksheetsOpen House!
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is the smallest unit of matter called?
a)
Oxygen
b)
Water
c)
An Atom
d)
A Cell
2.
What does Ca represent?
a)
Car
b)
Cable
c)
Calcium
d)
Cadrium
3.
Which is false?
a)
Metals are malleable.
b)
Metals are bad conductors.
c)
Metals have luster.
d)
Metals occupy the majority of the periodic table.
4.
Pulse measures the muscular contractions of the _______.
a)
Head
b)
Stomach
c)
Heart
d)
Hand
5.
How many neutrons are in an atom of Gold?
a)
118
b)
197
c)
79
d)
12
6.
True or False? Protons = Electrons
a)
False
b)
True
7.
Select the sub-atomic particles.
a)
Proton
b)
Electron
c)
Element
d)
Neutron
8.
Electrons have a __________ charge.
a)
Positive
b)
Neutral
c)
Negative
9.
How many valence electrons go in the first electron shell?
a)
20
b)
8
c)
8
d)
2
10.
Which picture shows a BOHR Model?
a)
b)
100 %
