NEW
Font size
S
M
L
XL
WorksheetsPhysical Science Review 5
Total questions: 25
Worksheet time: 12mins
Name
Class
Date
1.
The atomic number on a periodic table always gives the number of ___.
a)
protons only
b)
neutrons only
c)
protons and electrons
d)
electrons only
2.
Which describes one way heat is flowing in this system?
a)
From the water to the air.
b)
From the air to the ice cube.
c)
From the plate to the air.
d)
From the ice cube to the plate.
3.
Which type of waves can travel through a vacuum?
a)
Sound only
b)
Light only
c)
Light and Sound
d)
Neither Light nor Sound
4.
Most elements are what ___.
a)
gases
b)
metals
c)
metalloids
5.
How do you find the number of electrons a neutrally charged atom of an element has?
a)
atomic number
b)
rounded average atomic mass
c)
rounded average atomic mass minus atomic number
d)
sum of protons and neutrons
6.
What tool do we use to measure mass?
a)
graduated cylinder
b)
spring scale
c)
ruler
d)
balance
7.
A milk shake is a(n) ___.
a)
mixture
b)
compound
c)
element
d)
pure substance
8.
A chemical bond that occurs when atoms share electrons is a(n) _____ bond.
a)
covalent
b)
ionic
c)
James
d)
nuclear
9.
According to the law of conservation of energy, the total amount of energy in the universe ____.
a)
remains constant
b)
changes constantly
c)
increases
d)
decreases
10.
How many atoms of nitrogen are in the following molecule:
C7H5(NO2)3
C7H5(NO2)3
a)
1
b)
4
c)
3
d)
6
11.
If an object is moving, it has which type of energy?
a)
chemical
b)
kinetic
c)
potential
d)
magical
12.
Which property of light is similar to the property of sound that produces an echo?
a)
Refraction
b)
Absorption
c)
Reflection
d)
Transmission
13.
How do you find the number of neutrons an element has?
a)
atomic number
b)
rounded average atomic mass
c)
rounded average atomic mass minus atomic number
d)
rounded average atomic mass plus atomic number
14.
During which step of the Scientific Method do you propose what you think will happen?
a)
Ask a question
b)
Experiment
c)
Hypothesis
d)
Conclusion
15.
Which is the best reason why the light bulb won't turn on?
a)
The bulb is burned out
b)
The battery is dead
c)
The switch needs to be up
d)
Replace yarn with metal wire
16.
A wave transfers ____.
a)
energy only
b)
mass only
c)
energy and mass
d)
neither energy nor mass
17.
Bending of a wave when it changes mediums is called ___.
a)
reflection
b)
refraction
c)
diffraction
d)
convection
18.
___ form hydroxide ions (OH-).
a)
Acids
b)
Bases
c)
Neutral solutions
d)
Salts
19.
Extensive properties cannot be used to help identify an unknown substance. Which of the following is an extensive property?
a)
Temperature
b)
Melting Point
c)
Density
d)
Boiling Point
20.
What tool do we use to measure liquid volume?
a)
graduated cylinder
b)
spring scale
c)
ruler
d)
balance
21.
What is the symbol for lead?
a)
Pb
b)
Ld
c)
Le
d)
Au
22.
In any change, chemical or physical, the mass of the starting stuff is _________ the mass of the ending stuff.
a)
the same
b)
different
c)
less than
d)
more than
23.
A battery is attached to a buzzer as shown. The buzzer will only work when ___.
a)
the battery is replaced
b)
another wire connects the buzzer to the positive part of the battery
c)
a switch is added to turn on the circuit
d)
a light bulb is added to the circuit
24.
The bulb of a thermometer is placed in your mouth. Which of the following explains why the level of the liquid rises in the thermometer?
a)
Hot air rises in a thermometer
b)
The liquid contracts when heated
c)
The liquid expands when heated
d)
The liquid is boiling
25.
Which of the following is a property of a nonmetal?
a)
It has a hard and shiny surface
b)
It can be bent into different shapes
c)
It is a poor conductor of electricity
d)
It is a good conductor of heat
Reset
