WorksheetsHalloween review
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
The Law of Conservation implies that energy is...
a)
reversible
b)
dying
c)
neither created, nor destroyed
d)
always increases
2.
Potential energy is associated with movement.
a)
Valid
b)
Not valid
3.
Kinetic energy __________ potential energy.
a)
increases
b)
multiplies
c)
equals
d)
transforms back into
4.
Energy only transforms. Transforms means_______.
a)
changes
b)
decreases
c)
transfers
d)
increases
5.
The higher an object's original starting point, the greater its originating __________ energy.
a)
kinetic
b)
positive
c)
elastic
d)
potential
6.
Metals are found on the ____ side of the Periodic Table.
a)
bottom
b)
top
c)
right
d)
left
7.
Metalloids can have properties of both __________ and ___________.
a)
gases; water
b)
metals; non-metals
c)
insulators; metalloids
d)
solids; liquids
8.
Malleable objects usually crumble easily.
a)
True
b)
False
9.
The best conductors are __________.
a)
metals
b)
non-metals
c)
insullators
d)
metalloids
10.
The Periodic Table is comprised of ___________ that represent elements.
a)
chemical symbols
b)
formulas
c)
compounds
d)
subscripts
11.
Luster and conductivity are ________ traits.
a)
physical
b)
liquid
c)
chemical
d)
gaseous
12.
A precipitate is a ________, formed during a chemical reaction.
a)
liquid
b)
paste
c)
solid
d)
cheese
13.
Metals in a vacuum cord could be said to be __________.
a)
lustrous
b)
insulators
c)
ductile
d)
long
14.
Burning is always a chemical change because it _________.
a)
smells
b)
changes tastes
c)
creates a new substance
d)
changes color
15.
Gas production could be evidence of a ____________.
a)
physical change
b)
mixture
c)
chemical change
d)
gas station
16.
Compounds are made up of _____________.
a)
mixtures
b)
elements
c)
water
d)
NaCl
17.
Kinetic describes __________ in motion.
a)
objects
b)
energy
c)
substances
d)
metals
18.
If kinetic energy is increasing, potential must __________.
a)
be equal
b)
disappear
c)
increase
d)
decrease
19.
If a chemical reaction is occurring, we can infer that the molecules have _____ energy.
a)
thermal
b)
kinetic
c)
electrical
d)
unlimited
20.
The best insulators tend to be __________.
a)
solids
b)
gases
c)
jackets
d)
metalloids
100 %
