WorksheetsPhysical Science Review
Total questions: 36
Worksheet time: 18mins
Neutralization is a reaction between a(n)
acid and a base.
acid and a metal.
base and a salt.
salt and water.
Acids are described as corrosive because they
turn litmus blue.
taste bitter.
“wear away” at other materials.
feel slippery.
The chemical name for the compound with the formula Na2S is
sodium fluoride.
magnesium sulfide.
lithium oxide.
sodium sulfide.
A mixture made of two or more elements, at least one of which is a metal is called a(n)
superconductor.
metallic bond.
complex metal.
alloy.
A chemical bond formed when two atoms share electrons is called a(n)
ionic bond.
covalent bond.
metallic bond.
polyatomic bond.
The distance between two corresponding parts of a wave is the wave’s
amplitude.
wavelength.
frequency.
speed.
The maximum distance that the particles of a medium move from the rest position is the
amplitude of the wave.
wavelength of the wave.
frequency of the wave.
speed of the wave.
Mechanical waves are classified according to
their size.
their shape.
how they move.
their source.
The only sure evidence for a chemical reaction is
the formation of a gas.
a color change.
the production of one or more new substances.
changes in properties.
The principle of conservation of mass is true
only for reactions that take place in open systems.
only for reactions that take place in closed systems.
for reactions in both open and closed systems.
for no reactions at all.
A chemical reaction that absorbs energy in the form of heat is described as
endothermic.
exothermic.
combustion.
unbalanced.
When a chemical reaction takes place in an open system,
matter can enter from or escape to the surroundings.
matter is not allowed to enter from or escape to the surroundings.
matter can enter from the surroundings, but cannot escape to the surroundings.
matter cannot move at all.
Which of the following has kinetic energy?
a rock poised for a fall
an archer’s bow that is drawn back
a rolling bowling ball
a car waiting at a red light
How would you calculate an object’s mechanical energy?
Add its kinetic and potential energies.
Multiply its kinetic and potential energies.
Subtract its kinetic energy from its potential energy.
Subtract its potential energy from its kinetic energy.
The law of universal gravitation states that any two objects in the universe that have mass, without exception,
attract each other.
repel each other.
combine to provide a balanced force.
create friction.
The resistance of a liquid to flowing is its
pressure.
temperature.
viscosity.
volume.
The more particles an object has at a given temperature,
the higher its temperature.
the more thermal energy it has.
the more degrees it has.
the more kelvins it has.
Satellite telephone systems make long-distance telephone calls possible anywhere in the world.
True
False
Solid metals are good conductors of heat and ____________________.
electromagnet
electricity
vibrates
thermal energy
melting
A mechanical wave is created when a medium ____________________, or moves back and forth or up and down.
electromagnet
electricity
vibrates
thermal energy
melting
In electromagnetic waves, the magnetic fields are ____________________ to the electric fields.
electromagnet
electricity
perpendicular
thermal energy
melting
A(n) ____________________ is a strong magnet that can be turned on and off.
electromagnet
electricity
perpendicular
thermal energy
melting
The specific temperature at which a pure solid changes to a liquid is its ____________________ point.
electromagnet
electricity
perpendicular
thermal energy
melting
Even though the water in a filled bathtub may be at the same temperature as water in a teacup, the water in the bathtub has more ____________________ because it contains a greater number of water molecules.
electromagnet
electricity
perpendicular
thermal energy
melting
A precipitate is a(n) ____________________ that forms from solution during a chemical reaction.
thermal
kinetic
increases
solid
attract
A large truck and a small car are moving at the same speed. The truck has greater kinetic energy because its ____________________ is greater.
thermal
kinetic
increases
mass
attract
To maintain your body temperature, your body converts chemical potential energy into ____________________ energy.
thermal
kinetic
increases
mass
attract
A baseball flying through the air has ____________________ energy because of its motion.
thermal
kinetic
increases
mass
attract
As the distance between two objects decreases, the gravitational force between them ____________________.
thermal
kinetic
increases
mass
attract
When placed near each other, unlike magnetic poles ____________________ each other.
thermal
kinetic
increases
mass
attract
Name the type of wave labeled A.
infrared rays
microwaves
radio waves
gamma waves
Based on the diagram, where is the magnetic force around magnet A the strongest?
at the poles
in the middle
Which pair of magnets is arranged so that like poles are placed near each other?
Magnet A
Magnet Pair B
Magnet Pair C
Classify State A as a gas, liquid, or solid.
gas
liquid
solid
Classify State B as a gas, liquid, or solid.
gas
liquid
solid
Classify State C as a gas, liquid, or solid.
gas
liquid
solid
