energy quiziz - tristen
all of the following are forms of radiant energy EXCEPT
sound
You transfers from an area of _______ temperature to an area of ________ temperature
High to low
in a solid, particles
Move slowly and are close together
During a warm summer day a car became extremely hot 1A student went to open the car door he burned his fingers what 2 forms of energy were responsible for the student burning his fingers
Radiation and conduction
Blank usually makes the best conductors
Solid metals
When an egg is boiled in a pot of water on the stove there is more than one kind of heat transfer he is transferred from the stove to the pot directly sense they are physically touching he is also transferred from pot to the egg carried through the water what 2 kinds of E transfers are represented
Stove-> pot=conduction, pot-> egg= convection
heat transfers from an area _______ temperature to an area of ___________ temperature
high to low
when a pendulum swings at which point is potential energyat its greatest? assume there is no friction
1 and 5
When a pendulum swings at which point is kinetic energy highest
3
What is the boiling point of water and Kelvin
373 K
Which point has the most potential energy
A
On a roller coaster where is the least potential energy
At the bottom of a hill
What transfer of he is responsible for cooking the chicken
Conduction
You transfer through direct contract
Conduction
The appliance dries cloths primarily by converting
Electrical energy to heat and mechanical energy.
The picture shows what type of transformation
Electrical to light
Which energy transformation a cures when I television speaker produces music
Electrical to sound
Which state of water has the highest Average kinetic energy
Gas
What is a true statement comparing the destiny of gasses and liquids
Gas is have lower density than liquids because the items are further apart
Anna is holding ice cube why does the ice cube melt in her hand
Heat moves from her hand to the ice Cube
Any material that does not allow heat to pass through its easily
Insulator
The temperature scale on which 0 is the temp at which no more energy can be removed
Kelvin scale
Which of the following transforms energy from your unium atoms to electrical energy
Nuclear fission
What happens inside a thermometer when the temp goes up
The heat causes the liquid to expand
Joe notices that her skin gets burn when she sits out in the Sun what best explains why this happens
The heat from the Sun is radiating down-to-earth's surface
As a pendulum Swings from its hightest to lowest position what happens to its kinetic and potential energy
The potential energy decreases while the kinetic energy increases
As a roller coaster moves down a Hill , potential energy is converted into kinetic energy, thermal energy, and sound energy. what is true about the total energy of the system
The total energy remains the same as the roller coaster moves
Which is the sum of the kinetic and potential energies of all the particles of an object
Thermal energy
When energy changes from one form to another we call it A
Transformation
There is the same amount of energy today as when the world began
True
Adding energy to a liquid well eventually make a
gas
What state of matter has the fastest molecules
gas
Which of the following is an energy conversion from radiant light energy to chemical energy
growing an apple tree
Gravitational potential energy depends on the blank and the blank of an object
height and mass
A jacket is a good example of an
insulator
Energy of motion is which type of energy0
kinetic
Energy cannot be created or destroyed
law of conservation of energy
How does the air on a hot day compare with the air on a cold day or on a cold day air molecules dont move at all.
on a hot day air molecules have more energy
Stored energy that results from the Position or shape of an object is called
potential
What type of heat transfer is taking place when a group of friends gather round a fire to stay warm
radiation
the transfer of energy by em waves is called
radiation
what kind of heat transfer is happening when the sun heats your body
radiation
removing energy from a liquid will eventually make a
solid
The total potential and kinetic energy of the particles of an object
thermal energy
heat is the movement of _______
thermal energy
What's point has the greatest kinetic energy
x
And which state of matter are molecules moving the slowest
**** Not gas
in which state of matter are molecules moving the slowest
*****Not gas.
Which of the following is not an example of potential energy
****Not A stretch rubber band, or compressed spring
I love the following are forms of radiant energy
****Not radio waves
heat transfer through direct contact
***not convection
2 beakers a and B contain water at a temperature of 40ﾟc. beaker a contains 100 G of water and beaker B contains 250 G of water. which of the following statements is true about them? 1. beaker a has less thermal energy than beaker b. 2. both beakers a and B have the same thermal energy 3. the water molecules in both beakers a and B have the same average kinetic energy
1 and 3 only
A teacher rubbed a match against a piece of sandpaper the match started to burn which statement best describes the energy changes that occurred
The chemical energy stored in the match To thermal energy and light Energy
An insulator
Traps heat inside an object
on which temperature scale does water freeze at 0°
celsius
diegestion of food and batteries are an example of which type of energy
chemical
a form of potential energy that is stored in chemical bonds between atoms
chemical energy
The glow sticks produce light for a short amount of time the light from the glow stick is a conversion from what to what
chemical to light
the candle will slowly heat the metal and transfer the heat directly to the man's hand
conduction
A cooking smoker used to cook meats works by allowing the warm air filled with smoke to rise to the meat while the cooler air seeings closer to the fire what type of heat transfer is responsible for smoking that meat
convection
In this experiment the warm red die in the cold blue dye was placed in the water at the same time the warm die rose to the top while the cold blue dye sank to the bottom
convection
the heating and cooling - rising and sinking of magma beneath the earth's crust is an example of
convection
what type of heat transfer causes warm air to rise and cool air to sink
convection
The energy of moving electrical charges
electrical energy
Adding energy to a solid will eventually make a
liquid
Gravitational potential energy depends On
mass and height
The faster an object moves the blank kinetic energy it has
more
The potential energy stored in the nucleus of an atom
nuclear energy
The measure of average kinetic energy of all the particles was in an object is called
temperature