Font size
Worksheets8th 2 Unit Quarter exam
Total questions: 93
Worksheet time: 2hrs 33mins
The faster the gas particles move...
the lower the force with which they collide with the walls of their container.
the greater the force with which they collide with the walls of their container.
has no impact on the force with which they collide with the walls of their container.
When the temperature of a gas at constant volume is increased...
the pressure of the gas decreases.
the pressure remains the same.
the pressure of the gas increases.
the pressure can either increase or decrease.
What causes a truck's tires to burst on long road trips?
Hot temperatures increase the pressure inside the tire.
Lower temperatures decrease the volume.
Lower pressure is caused by lower temperatures.
Predict: What do you think will happen when you dunk a balloon in ice water?
The balloon will remain the same size because temperature change does not affect the volume.
The ballon will become smaller because lower temperatures will cause the volume to decrease.
The balloon will become larger because lower temperatures will cause the volume to increase.
When the temperature of a gas at constant pressure is increased, its volume increases. When the temperature of a gas at constant pressure is decreased, it's volume decreases.
Boyle's Law
Charle's Law
Law of Temperature and Volume
When a gas absorbs heat...
The particles move faster.
The particles move at the same rate of speed.
The particles move slower.
When a graph of two variables is a straight line passing through the origin (0,0), the variables are said to be...
independent
unrelated
directly proportional
inversely proportional
Charle's Law shows that the volume of a gas is....
inversely proportional to its temperature.
directly proportional to its temperature.
unrelated to its temperature
independently related to its temperature.
When the pressure of a gas at a constant temperature is increased, the volume of the gas decreases. When the pressure is decreased, the volume increases.
Boyle's Law
Charle's Law
Law of Indirectly Proportional pressure and volume
As you push down the plunger of air pump, the pressure inside the cylinder of the pump...
decreases
increases
remains the same
Boyle's Law shows that the pressure of a gas is...
inversely proportional to its temperature.
inversely proportional to its volume.
directly proportional to its temperature.
directly proportional to its volume.
(Charles Law) There are 65 liters of helium in a balloon at 35 K. If the temperature of the balloon is increased to 40 K, what will the new volume of the balloon be?
40 L
70 L
74.3 L
75.9 L
(Charles Law) There are 40 liters of helium in a balloon at 100 K. If the temperature of the balloon is increased to 200 K, what will the new volume of the balloon be?
80 L
45 L
54 L
45.33 L
(Don’t forget about what must be done to temperatures!)
Volume and temperature are (a) proportional.
Which of the following vocabulary terms refers to the number of collisions that gas particles have with their container.
Temperature
Quantity
Pressure
Volume
The statement that the pressure and volume of a gas have an inverse relationship is now commonly called ___
Charles' Conjecture
Boyle's Law
Towneley's Rule
Avogadro's Number
Temperature, at the atomic level, is a measure of ___
the number of gas particles
the number of collisions of gas particles
the average kinetic energy of particles
the average mass of the particles
You and your friends decide to go swimming in a very cold quarry (an old mine filled with water). You arrive in the hot afternoon and fill some inflatable rafts to float and relax on. When you put the rafts on the cold surface of the water, what can you expect to happen?
The rafts will deflate slightly.
The rafts will inflate and become very tight.
The rafts will stay the same.
The rafts will sink.
When you multiply the pressure and volume of a gas together, at constant temperature, you get ___
the ideal gas constant
a constant
the number of moles
Boyle's constant
A push or pull that causes an object to move, stop, or change direction.
force
friction
gravity
weight
The ability to do work or cause change
motion
energy
force
power
The change in position relative to another object
work
force
motion
power
Force exerted on an object that causes it to moved
force
energy
work
power
The formula for work is
Work = force x distance
Work = power x distance
Work = force x time
Work = power x time
Work is measured in
Joules
Newtons
Watts
Watts Joules
The rate at which one form of energy is transformed into another.
energy
work
force
power
The formula for power is
Power = Force x time/work
Power = Force x distance/time
Power = Work x time
Power = Work x distance
Power is measure in
Joules
Watts
Newton-meters
Joules-meters
Power is measure in
Joules
Watts
Newton-meters
Joules-meters
Four students are pushing on one side of a desk. Colin is pushing to the west, Zoey is pushing to the east, Will is pushing to the north, and Kylee is pushing to the south. If the desk moves to the north, which student does work on the desk?
Colin
Zoey
Will
Kylee
In which scenario is Charlotte doing work?
Charlotte carries her books to her next class.
Charlotte picks up her books from her desk.
As the sun went down, the house became dark and Kyle turned on the lights. Which statement is true about power?
The power of the light Kyle turned on is used to exert force.
The power of the light Kyle turned on is the amount of energy transferred per time.
The power of the light Kyle turned on can be calculated using force and distance.
How are energy and motion related?
Energy is needed for motion.
Motion is needed for energy.
Motion is energy transferred.
Which of the following is not a form of energy?
light
sound
air
electricity
What is Energy?
The ability to do anything
The ability to cause change or do work
The investigation of nature
A fact of life
the process, act or result of changing place or position.
Motion
position
speed
velocity
A Force is a push or pull
true
false
The equation for work is
work = power x mass
work = power / time
work = force x distance
work = distance x time
Power is the rate at which work is done, and equals the amount of work done on an object in a unit of time.
true
false
Work requires
effort
force
motion
power
Energy and work are measured in units called
Hertz
grams
forces
Joules
An object’s potential energy will increase with ______.
Speed and mass
Height and mass
Speed and velocity
Height and Velocity
Potential energy is ____________________________________.
energy that can be created
energy that can be destroyed
energy that is stored/waiting
energy from heat
What is kinetic energy?
The energy an object has due to its position.
The energy an object has due to its motion.
The energy an object has due to its atomic structure in the nucleus.
The energy an object has due to the bonds of atoms and molecules.
Imagine that you are bowling. You release the ball and it travels down the lane and knocks all of the pins down. You have bowled a strike! This is an example of _________ energy.
potential
kinetic
biotic
scavenger
The Hunger Games Movie Science! Katniss has just pulled back on her bow and arrow. This is an example of ________________ energy.
potential
kinetic
geothermal
electrical
A baseball that is flying through the air has ___________ energy.
potential
geothermal
kinetic
electric
Heat will always transfer from the ___________ object to the ________ object.
The hottest object to the coolest object.
The coolest object to the hottest object.
The solid object to the liquid object.
The liquid object to the solid object.
Define temperature
What is the relationship between heat energy and temperature and how can it be represented?
What is the relationship between heat energy and temperature and how can it be represented?
Temperature drops 30 degrees overnight and changed rain into sheets off ice. Is heat energy being lost or gained in this situation?
Heat Energy is being lost
Heat Energy is being gained
Temperature drops 30 degrees overnight and changed rain into sheets off ice. Is heat energy being lost or gained in this situation?
Heat Energy is being lost
Heat Energy is being gained
A glass of cold milk warms as it sits on the counter. Is heat energy being gained or lost in this scenario?
Heat Energy is lost
Heat Energy is gained
The total kinetic and potential energy of all the molecules in an object is called _______________.
temperature
thermal energy
heat
conduction
The measure of the average kinetic energy of the individual particles of a substance is called ___________.
temperature
thermal energy
heat
conduction
Heat is thermal energy transferred from one object to another because of a difference in ___________________.
volume
mass
energy
temperature
When temperature decreases, the molecules of a substance move slower and ___________ kinetic energy. This causes the object to __________________.
gain, contract
gain, expand
lose, contract
lose, expand
According to the chart, at what temperature does water freeze in Fahrenheit?
0
273
32
212
Which statement about thermometers is false?
When the red liquid heats up, it expands
When the red liquid cools, it contracts
When the red liquid expands, it gets higher
When the red liquid expands, it gets lower
What temperature scale is used by the rest of the world?
Celsius
Kelvin
Fahrenheit
Absolute Zero
What is the temperature, in degrees Fahrenheit?
16
64
10
60
Metals are good
insulators
conductors
Materials that allow heat to transfer through them easily or transmit heat are known as
insulators
conductors
Materials like wood and air are excellent
conductors
insulators
Materials that do NOT transfer heat well or absorb heat are known as
conductors
insulators
Materials that are good conductors also expand more when heated and contract more when cold. If I have a metal rod and a plastic rod, which one will contract more?
both will contract the same
plastic
metal
When particles are heated, they speed up and
expand
contract
When particles move slower, they
expand
contract
Materials that heat up quickly and cool down quickly (require less energy to heat up so have less energy to give up) have a
high specific heat
low specific heat
A material that has a high specific heat is
iron
aluminum
steel
water
Materials that heat up slowly and cool down slowly (require more energy to heat up so have more energy to give up) have a
high specific heat
low specific heat
