WorksheetsPhysical Science Final Exam
Total questions: 80
Worksheet time: 40mins
Name
Class
Date
1.
Which of these particles has a positive charge?
a)
A. Atom
b)
B. Proton
c)
C. neutron
d)
D. electron
2.
Which of the following is/are found in the nucleus of an atom?
a)
A. neutrons only
b)
B. Electrons
c)
C. protons & neutrons
d)
D. protons only
3.
Particles that move around the nucleus of an atom.
a)
A. Charges
b)
B. Neutrons
c)
C. electrons
d)
D. Protons
4.
Electrons involved in bonding between two atoms are..
a)
A. valence electrons
b)
B. inside the nucleus
c)
C. closest to the nucleus
d)
D. positively charged
5.
The modern periodic table is arranged in order of increasing …
a)
A. atomic mass
b)
B. number of valence electrons
c)
C. atomic number
d)
D. number of neutrons
6.
What information in the periodic table indicates the number of protons in an atom?
a)
A. its group number
b)
B. its period number
c)
C. its atomic number
d)
D. its atomic mass
7.
Elements in the same group (column) on the periodic table have….
a)
A. very different properties
b)
B. the same atomic number
c)
C. similar properties
d)
D. the same atomic mass
8.
Where are the metals located on the periodic table?
a)
A. left of stair step line
b)
B. right of stair step line
c)
C. on stair step line
d)
D. in the middle rows
9.
Most metals are NOT…
a)
A. Ductile
b)
B. Conductors
c)
C. malleable
d)
D. Brittle
10.
From an element’s location on the periodic table you can predict…
a)
A. its properties
b)
B. its chemical name
c)
C. its chemical symbol
d)
D. its date of discovery
11.
Where are the non-metals located on the periodic table?
a)
A. left of the stair step
b)
B. right of the stair step line
c)
C. on the stair step line
d)
D. in the middle rows
12.
Of the states of matter which has the most tightly packed particles?
a)
A. Solid
b)
B. Gas
c)
C. Liquid
d)
D. Plasma
13.
Of the states of matter which has no definite shape and no definite volume?
a)
A. Solid
b)
B. Gas
c)
C. Liquid
d)
D. Ice
14.
When heat is transferred to a solid what happens?
a)
A. it melts
b)
B. it vaporizes
c)
C. it freezes
d)
D. it condenses
15.
When heat is transferred to a liquid what happens?
a)
A. It melts
b)
B. It vaporizes
c)
C. It sublimates
d)
D. It condenses
16.
This occurs when the surface of a solid substance gains enough thermal energy to become a gas skipping the liquid phase.
a)
A. melting
b)
B. Sublimation
c)
C. Condensation
d)
D. Vaporization
17.
This is a highly ionized gas containing an approximately equal number of positive ions and electrons.
a)
A. Plasma
b)
B. Gas
c)
C. Vapor
d)
D. Pressure
18.
The energy possessed by the particles in a substance is…
a)
A. sound energy
b)
B. temperature
c)
C. potential energy
d)
D. thermal energy
19.
A measure of how hot or cold something is; a measure of the average kinetic energy of the particles in an object.
a)
A. heat energy
b)
B. Temperature
c)
C. potential energy
d)
D. thermal energy
20.
This is the state of matter at which there is the highest particle motion
a)
A. Solid
b)
B. Gas
c)
C. Liquid
d)
D. Plasma
21.
This is the term used to describe when thermal energy moves from one substance to another.
a)
A. thermal energy
b)
B. potential energy
c)
C. heat transfer
d)
D. Liquid
22.
This is a substance that prevent or inhibits the conduction of heat.
a)
A. conductor
b)
B. Insulator
c)
C. Thermometer
d)
D. Thermal
23.
Thermal energy and heat always move from ______ substances to _______ substances.
a)
A. Cooler warmer
b)
B. Warmer cooler
c)
C. Harder softer
d)
D. Solids gases
24.
Which of the following is an example of a physical change in matter?
a)
A. Burning
b)
B. Evaporation
c)
C. exploding
d)
D. Oxidation
25.
Energy of a compound that changes as its atoms are rearranged.
a)
A. electrical energy
b)
B. radiant/light energy
c)
C. chemical energy
d)
D. sound energy
26.
Energy that comes from the vibrations of electrically charged particles
a)
A. electrical energy
b)
B. radiant/light energy
c)
C. chemical energy
d)
D. sound energy
27.
Which of the following is evidence that a physical change has occurred?
a)
A brand-new substance has formed.
b)
The original substance can be retrieved.
c)
It gives off heat.
d)
The color has changed unexpectedly.
28.
A chemical reaction happens when
a)
A. One or more substances change to produce one or more different substances.
b)
B. A substance suddenly changes by itself.
c)
C. A substance melts.
d)
D. A substance freezes.
29.
Water vapor in the air turns to liquid water in the form of rain. This is an example of a
a)
A. physical change.
b)
B. chemical change.
c)
C. chemical equation.
d)
D. chemical formula.
30.
What happens when chemical bonds break and new bonds form?
a)
A. a physical change
b)
B. a chemical reaction
c)
C. matter is destroyed
d)
D. surface area increases
31.
In chemical reactions what does the principle of conservation of mass mean?
a)
A. Matter is not created or destroyed.
b)
B. The total mass of the reactants is greater than the total mass of the products.
c)
C. The total mass of the reactants is less than the total mass of the products.
d)
D. Matter is not changed.
32.
What type of energy is possessed by an object that is in motion?
a)
A. Kinetic
b)
B. Frictional
c)
C. potential
d)
D. Inertia
33.
The tendency of an object to resist any change in motion is known as…
a)
A. inertia
b)
B. Friction
c)
C. Force
d)
D. Potential
34.
The type of energy that is stored and held in readiness?
a)
A. potential
b)
B. Frictional
c)
C. mechanical
d)
D. Kinetic
35.
Which of the following has more kinetic energy?
a)
A. a school bus traveling 50mph
b)
B. a small car traveling 50mph
c)
C. a greyhound (the dog) traveling 50mph
d)
D. a fly traveling 50mph
36.
A change in position is known as…
a)
A. inertia
b)
B. Motion
c)
C. force
d)
D. movement
37.
Motion is measured by comparing it to a …...
a)
A. force
b)
B. reference point
c)
C. time
d)
D. Distance
38.
What is required to start an object moving or to stop its motion?
a)
A. unbalanced force
b)
B. Velocity
c)
C. Inertia
d)
D. balanced force
39.
What is the standard unit used to measure force?
a)
A. meter
b)
B. Newton
c)
C. New force
d)
D. m/s
40.
If your book is being pushed westward with 10 N of force and an opposing force of 5 N is applied what is the net force acting on the book?
a)
A. 10 N
b)
B. 15N
c)
C. 5 N
d)
D. 0 N
41.
When you know both the speed and the direction of an object’s motion you know the…..
a)
A. acceleration
b)
B. Mass
c)
C. Velocity
d)
D. Force
42.
The force that one surface exerts on another when the two rub against each other is called….
a)
A. Friction
b)
B. Acceleration
c)
C. inertia
d)
D. Gravity
43.
According to Newton’s 3rd law of motion when a hammer strikes and exerts a force on a nail the nail……
a)
A. creates a friction with the hammer
b)
B. disappears into the wood
c)
C. creates an equal force back on the hammer
d)
D. moves at a constant speed
44.
If a piece of bread is heated in a toaster which type of energy conversion is taking place?
a)
A. chemical energy to electrical energy to sound energy
b)
B. mechanical energy to electrical energy to thermal energy
c)
C. sound energy to thermal energy to electrical energy
d)
D. thermal energy to mechanical energy to chemical energy
45.
Which law describes the relationship between force mass and acceleration?
a)
A. Newton’s 1st
b)
B. Newton’s 2nd
c)
C. Newton’s 3rd
d)
D. Newton’s 4th
46.
Which of the following is true with respect to energy in a closed system?
a)
A. Energy can be destroyed but cannot be created.
b)
B. Energy can be created but cannot be destroyed.
c)
C. The total amount of energy in the system always stays the same.
d)
D. The system’s kinetic energy must equal its potential energy.
47.
If a bowling ball and a golf ball are both dropped from the same height (assume no air resistance) which will hit the ground first?
a)
A. bowling ball
b)
B. golf ball
c)
C. depends on mass
d)
D. both hit at same time
48.
Kinetic Energy is affected by the following 2 factors:
a)
a. velocity and mass
b)
b. weight and height
c)
c. height and mass
d)
d. mass and weight
49.
Air resistance is a type of __________.
a)
A. Motion
b)
B. Friction
c)
C. acceleration
d)
D. Momentum
50.
To pull up a bucket of water from a well George pulled hard on a handle to wind up a rope. Which kind of energy was George applying to the handle?
a)
A. chemical energy
b)
B. frictional energy
c)
C. potential energy
d)
D. mechanical energy
51.
The law of universal gravitation states that….
a)
A. mass is gravity
b)
B. everything exerts a gravitational force
c)
C. gravity is a force
d)
D. only objects with large masses have gravity
52.
A wave carries _______.
a)
A. Matter
b)
B. Energy
c)
C. air
d)
D. Water
53.
The distance between one crest and the next crest is the wave’s ______.
a)
A. Amplitude
b)
B. Frequency
c)
C. wavelength
d)
D. Speed
54.
Sound is ______________.
a)
A. Matter
b)
B. Vibration
c)
C. potential energy
d)
D. electromagnetic energy
55.
A sound wave bending around a corner is called _________.
a)
A. refraction
b)
B. Frequency
c)
C. Echo
d)
D. Diffraction
56.
When a light wave bends or changes speed as it goes from one medium to another is called _____________.
a)
A. Refraction
b)
B. Frequency
c)
C. reflection
d)
D. Diffraction
57.
Which of the following statements is TRUE?
a)
A. as wavelength decreases frequency decreases
b)
B. as wavelength increases frequency increases
c)
C. as wavelength decreases frequency increases
d)
D. there is no relationship between wavelength and frequency
58.
Which of the following statements is FALSE?
a)
A. light travels in transverse waves
b)
B. sound travels in transverse waves
c)
C. sound travels in longitudinal waves
d)
D. light travels in electromagnetic waves
59.
If the loudness of a sound increases which of the following caused the change in the wave?
a)
A. increased frequency
b)
B. increased amplitude
c)
C. increased wavelength
d)
D. increased speed
60.
A high pitched sound is produced when ……..
a)
A. the frequency is high
b)
B. the frequency is low
c)
C. the amplitude is high
d)
D. the amplitude is low
61.
Which type of electromagnetic radiation has the most energy?
a)
A. radio
b)
B. visible light
c)
C. Gamma
d)
D. ultra violet
62.
Which color in the visible spectrum has the LEAST amount of energy?
a)
A. red
b)
B. Blue
c)
C. Violet
d)
D. Green
63.
Our eyes can see through _____________ matter because light is _________.
a)
A. opaque transmitted
b)
B. Transparent absorbed
c)
C. opaque blocked
d)
D. Transparent transmitted
64.
Our eye sees an apple as red because……
a)
A. red light is absorbed
b)
B. red light is transmitted
c)
C. red light is reflected
d)
D. all colors EXCEPT red are reflected
65.
What causes light waves to refract?
a)
A. light increasing frequency as it moves from one medium to another
b)
B. light moving around a barrier
c)
C. light changing wavelength as it moves from one medium to another
d)
D. light changing speed as it moves from one medium to another
66.
Each color of light has its own ________________.
a)
A. Speed
b)
B. Wavelength
c)
C. velocity
d)
D. Amplitude
67.
Where on a magnet is the magnetic force strongest?
a)
A. at the north pole only
b)
B. at either pole
c)
C. halfway between the poles
d)
D. The force is equally strong everywhere.
68.
If you break a magnet in two you get
a)
A. one north magnet and one south magnet.
b)
B. two demagnetized pieces of metal.
c)
C. two smaller magnets.
d)
D. two magnets each with only one pole.
69.
Rubber glass and wood are all …..
a)
A. conductors.
b)
B. magnetic.
c)
C. insulators.
d)
D. resistors.
70.
You can increase the strength of an electromagnet by all of the following EXCEPT …
a)
A. increasing the amount of current in the wire.
b)
B. increasing the number of loops of wire.
c)
C. using a stronger ferromagnetic material for the core.
d)
D. decreasing the number of loops of wire.
71.
Two magnets are attracted to each other. What can you infer about the poles of the magnets that are in contact and attracted to each other?
a)
A. The ends touching each other are both North poles.
b)
B. The ends touching each other are both South poles.
c)
C. One end is a South pole and the other is a North pole.
d)
D. The poles of each magnet are unknown.
72.
An uncharged object becomes charged without direct contact. What method of charging is occurring?
a)
A. friction
b)
B. induction
c)
C. conduction
d)
D. magnification
73.
After walking on a carpet a student reached for a metal doorknob and received an electrical shock. What caused the shock?
a)
A. discharge of excess electrons from the student's hand to the doorknob
b)
B. discharge of excess electrons from the doorknob to the student's hand
c)
C. metal doorknob acts as a conductor and electricity flows into the student's hand.
d)
D. student's skin acts as an insulator and electricity flows into the student's hand.
74.
Two objects repel each other. What charges might the objects have?
a)
A. positive and neutral
b)
B. positive and negative
c)
C. negative and negative
d)
D. negative and neutral
75.
Jimmy watches clothes spin in the dryer. When the dryer is finished Jimmy removes his shirt. He notices that a sock is stuck to his shirt. What caused the static electric charge that made the clothes stick together?
a)
A. conduction
b)
B. induction
c)
C. friction
d)
D. magnification
76.
What is the region around a charged object where an electric force is present?
a)
A. electric force
b)
B. proton
c)
C. electric field
d)
D. electron
77.
If a material allows charges to move through it easily what is it called?
a)
A. electrical insulator
b)
B. electrical conductor
c)
C. static electricity
d)
D. electric discharge
78.
What type of energy conversion occurs inside the motor of an electric fan?
a)
A. mechanical energy to electrical energy
b)
B. thermal energy to electrical energy
c)
C. electrical energy to mechanical energy
d)
D. electrical energy to radiant energy
79.
In static discharge which particles move from one object to another?
a)
A. protons
b)
B. neutrons
c)
C. electrons
d)
D. all of the above
80.
Which phrase DOES NOT describe acceleration?
a)
A. Stationary
b)
B. Speeding up
c)
C. Changing Direction
d)
D. Slowing down
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