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WorksheetsPS Exam
Total questions: 78
Worksheet time: 39mins
Name
Class
Date
1.
In physics the removal of energy or particles from a beam by the medium through which the beam propagates
a)
Absorption
b)
Reflection
c)
Refraction
d)
None of the above
2.
The rate at which velocity changes over time
a)
Acceleration
b)
Speed
c)
Velocity
d)
None of the above
3.
The force acts in the opposite direction to an object moving through the air.
a)
Air resistance
b)
Wind
c)
Friction
d)
None of the above
4.
Device that measures amperage
a)
Ammeter
b)
Ohmmeter
c)
Voltmeter
d)
None of the above
5.
The total distance traveled divided by the total time elapsed
a)
Average speed
b)
Velocity
c)
Direction
d)
None of the above
6.
The attractive force that holds atos or ions together
a)
Chemical bond
b)
Covalent bond
c)
Ionic bond
d)
None of the above
7.
The notation used by scientists to show the number and type of atoms present in a molecule, using the atomic symbols and numerical subscripts
a)
Chemical formula
b)
Chemical reaction
c)
Chemistry
d)
None of the above
8.
In chemistry, the reciprocal action of chemical agents upon each other; chemical change
a)
Chemical reaction
b)
Chemical formula
c)
Chemistry
d)
None of the above
9.
The complete path of an electric current, including the generating apparatus, intervening resistors, or capacitors.
a)
Circuit
b)
Wire
c)
Switch
d)
None of the above
10.
A switch that opens a circuit automatically when the current exceeds a certain value
a)
Circuit breaker
b)
Fuse
c)
Circuit
d)
None of the above
11.
A substance made up of atoms of two or more different elements joined by chemical bonds
a)
Compound
b)
Element
c)
Atom
d)
None of the above
12.
An substance that can transfer electricity and/or heat energy easily
a)
Conductor
b)
Insulator
c)
Heat
d)
None of the above
13.
The bond formed by sharing valence electrons
a)
Covalent bond
b)
Ionic bond
c)
Chemical bond
d)
None of the above
14.
The time rate of flow of electric charge, measured in amperes
a)
Current
b)
Resistance
c)
Voltage
d)
None of the above
15.
A reaction in which a single compound breaks down to form two or more simpler substances
a)
Decomposition reaction
b)
Single-displacement
c)
Synthesis
d)
None of the above
16.
A change in the direction of a wave when the wave finds an obstancle or an edge
a)
Diffraction
b)
Reflection
c)
Refraction
d)
None of the above
17.
The change in position of an object
a)
Displacement
b)
Speed
c)
Time
d)
None of the above
18.
The extent or amount of space between two things, points, lines, etc
a)
Distance
b)
Speed
c)
Time
d)
None of the above
19.
A reaction in which a gas, a solid precipitate, or a molecular compound forms from the apparent exchange of atoms or ions between two compounds
a)
Double replacement reaction
b)
Single-displacement
c)
Synthesis
d)
None of the above
20.
The entire spectrum, considered as a continuum, of all kinds of electric, magnetic, and visible radiation, from gamma rays to long waves like radio waves
a)
Electromagnetic spectrum
b)
Waves
c)
Magnets
d)
None of the above
21.
A wave that consists of oscillating electric and magnetic fields, which radiate outward at the speed of light
a)
Electromagnetic waves
b)
Waves
c)
Magnets
d)
None of the above
22.
A reaction that absorbs energy from the environment
a)
Electroscope
b)
Leaves
c)
Charge
d)
None of the above
23.
A chemical reaction that required energy input
a)
Endothermic reaction
b)
Exothermic reaction
c)
Reaction
d)
None of the above
24.
The ability to do work
a)
Energy
b)
Force
c)
Potential
d)
None of the above
25.
A chemcial reaction in which energy is released to the surroundings as heat
a)
Exothermic reaction
b)
Endothermic reaction
c)
Reactants
d)
None of the above
26.
An action exerted on a body in order to change the body's state of rest or motion
a)
Force
b)
Mass
c)
Acceleration
d)
None of the above
27.
The number of cycles or vibrations per unit of time
a)
Frequency
b)
Waves
c)
Crest
d)
None of the above
28.
A force that opposes motion between two surfaces that are in contact
a)
Friction
b)
Force
c)
Heat
d)
None of the above
29.
An electrical device that contains a metal strip that melts when current in the circuit becomes too great
a)
Fuse
b)
Circuit
c)
Breaker
d)
None of the above
30.
Stored energy due the position of an object
a)
Gravitational potential energy
b)
Kinetic energy
c)
Stored mass
d)
None of the above
31.
The energy transferred between objects that are at different temperatures
a)
Heat
b)
Cold
c)
Transfer
d)
None of the above
32.
The tendency of an object to resist a change in motion unless an outside force acts on the object
a)
Inertia
b)
1st Law
c)
2nd Law
d)
None of the above
33.
Speed at a given instance
a)
Instantaneous speed
b)
Average speed
c)
Velocity
d)
None of the above
34.
a material of such low conductivity that the flow of current through it is negligible
a)
Insulator
b)
Conductor
c)
All of the above
d)
None of the above
35.
The combination of two or more waves that results in a single wave
a)
Interference
b)
Football call
c)
Change in direction
d)
None of the above
36.
The attractive force between oppositely charged ions, which form when electrons are transferred from one atom to another
a)
Ionic bond
b)
Covalent bond
c)
Bond
d)
None of the above
37.
An atom that has gained or lost electrons
a)
Ions
b)
Atoms
c)
Charges
d)
None of the above
38.
The energy of an object that is due to the object's motion
a)
Kinetic energy
b)
Potential energy
c)
Electrical energy
d)
None of the above
39.
Energy cannot be created or destroyed, it just changes form
a)
Law of Conservation of Energy
b)
Law of Conservation of Mass
c)
Saving the world
d)
None of the above
40.
Momentum cannot be created or destroyed, it just changes form
a)
Law of Conservation of Momentum
b)
Newton's Laws
c)
Gravity's Law
d)
None of the above
41.
All objects are attracted to each other
a)
Law of Universal Gravitation
b)
Newton's Laws
c)
Aristotle's Law
d)
None of the above
42.
The amount of work an object can do becuse of the object's kinetic and potential energy
a)
Mechanical energy
b)
Heat energy
c)
Wasted energy
d)
None of the above
43.
A physical environment in which phenomena occur
a)
Medium
b)
Large
c)
Small
d)
None of the above
44.
A group of atoms that are held together by chemical forces
a)
Molecule
b)
Atoms
c)
Bonds
d)
None of the above
45.
an object's change in position relative to a reference point
a)
Motion
b)
Movement
c)
Time
d)
None of the above
46.
The overall force exerted on an object
a)
Net force
b)
Mass
c)
Acceleration
d)
None of the above
47.
A point, line, or region in a standing wave at which there is relatively little or no vibration
a)
Node
b)
Amplitude
c)
Crest
d)
None of the above
48.
A full outer shell of an atom; generally 8 valence electrons
a)
Octet rule
b)
eight
c)
eletrons
d)
None of the above
49.
The law that for any circuit the electric current is directly proportional to the voltage and is inversely proportional to the resistance.
a)
Ohm’s Law
b)
Volt's Law
c)
Amps' Law
d)
None of the above
50.
the state of an element or ion, expressed as a positive or negative number indicating the ionic charge of the element or ion.
a)
Oxidation number
b)
Negative
c)
Positive
d)
None of the above
51.
The rows on the periodic table; tell the number of orbitals in an atom
a)
Period
b)
Group
c)
Family
d)
None of the above
52.
A group of atoms that are bonded together covalently but act as an ion
a)
Polyatomic ion
b)
Negative
c)
Positive
d)
None of the above
53.
Stored energy
a)
Potential energy
b)
Kinetic energy
c)
Energy
d)
None of the above
54.
The quantity that measures the rate at which work is done or energy is transformed
a)
Power
b)
Work
c)
Time
d)
None of the above
55.
The atoms, molecules, or compounds that are produced during a chemcial reaction; usually found on the right side of an equation
a)
Products
b)
Reactants
c)
Reaction
d)
None of the above
56.
The atoms, molecules, or compounds that participate in a chemical reaction; usually found on the left side of an equation
a)
Reactants
b)
Products
c)
Reaction
d)
None of the above
57.
The background used to determine if motion has occurred
a)
Reference point
b)
Background
c)
Foreground
d)
None of the above
58.
The return of light, heat, sound, etc., after striking a surface.
a)
Reflection
b)
Refraction
c)
Bounce
d)
None of the above
59.
The change of direction of a ray of light, sound, heat, or the like, in passing obliquely from one medium into another in which its wave velocity is different.
a)
Refraction
b)
Reflection
c)
Bounce
d)
None of the above
60.
A phenomenon that occurs when two objects natraully vibrate at the same frequency; the sound produced by one object causes the other object to vibrate
a)
Resonance
b)
Sound
c)
Speed
d)
None of the above
61.
A reaction in which one element takes the place of another element in a compound; AB + C → AC + B
a)
Single replacement reaction
b)
Synthesis
c)
Displacement
d)
None of the above
62.
The quantity of heat required to raise 1 kg of a substance 1⁰ C
a)
Specific heat
b)
Heat energy
c)
Cold
d)
None of the above
63.
Distance divided by time
a)
Speed
b)
Distance
c)
Displacement
d)
None of the above
64.
Pattern of vibration that simulates a wave that is standing still
a)
Standing waves
b)
Sitting wave
c)
The wave
d)
None of the above
65.
A stationary electric charge built up on an insulating material
a)
Static electricity
b)
Current electricity
c)
Shock
d)
None of the above
66.
A reaction in which two or more substances combine to form a new compound
a)
Synthesis reaction
b)
Decomposition
c)
Single replacement
d)
None of the above
67.
A measure of the average kinetic energy of the particles in an object
a)
Temperature
b)
Heat
c)
Cold
d)
None of the above
68.
The sum of the kinetic and potential energy of the particles of a substance
a)
Thermal energy
b)
Temperature
c)
Heat
d)
None of the above
69.
Speed in a given direction
a)
Velocity
b)
Speed
c)
Direction
d)
None of the above
70.
electromotive force or potential difference expressed in volts
a)
Voltage
b)
Amperage
c)
Ohms
d)
None of the above
71.
Instrument used to measure the number of volts being produced
a)
Voltmeter
b)
Ammeter
c)
Ohmmeter
d)
None of the above
72.
a disturbance on the surface of a liquid body, as the sea or a lake, in the form of a moving ridge or swell
a)
Wave
b)
Swell
c)
Surfing
d)
None of the above
73.
Mass divided gravity; can change with location
a)
Weight
b)
Mass
c)
Gravity
d)
None of the above
74.
The transfer of energy to a body by the application of a force that causes the body to move in the direction of the force
a)
Work
b)
Power
c)
Watts
d)
None of the above
75.
The highest point of a wave
a)
Crest
b)
Trough
c)
Amplitude
d)
None of the above
76.
The lowest point of a wave
a)
Trough
b)
Amplitude
c)
Crest
d)
None of the above
77.
The maximum distance that the particles of a wave's medium vibrate from their rest position
a)
Amplitutde
b)
Trough
c)
Crest
d)
None of the above
78.
The distance from any point on a wave to an identical point on the next wave
a)
Wavelength
b)
Distance
c)
Crest
d)
None of the above
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