Matter And Energy Question Preview (ID: 49706)
Matter And Energy.
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The average kinetic energy of particles in a substance____________________ as the temperature increases.
a) increase
b) decrease
c) folds in half
d) goes away
The ____________is the average kinetic energy of the particles of a substance
a) Temperature
b) Time
c) heat
d) Ice
When a substance is cooled it usually _____________
a) expands
b) contracts
c) flows out
d) separates
Adding the same quantity of thermal energy to two different substances with same mass will result in the substance with a lower specific heat experiencing _____________of a temperature change.
a) More
b) Less
c) the same
d) More expensive
In a pot of water on the stove boiling by which thermal energy transfer does the top warm?
a) Conduction
b) Radiation
c) Convection
d) Condensation
When you pick up a cold soda pop from the fridge, what causes your hand to become cold?
a) Conduction
b) Radiation
c) Convection
d) Condensation
Which has more thermal energy and why? A 64 oz jug of iced water or an 8 ounce cup of hot coffee?
a) The hot coffee because the hot particles are more spread out.
b) The iced water because it has more mass thus more particles
c) The iced water because it is colder
d) The hot coffee because it is hotter
Which has the lower specific heat?
a) Paper
b) Wood
c) Water
d) Metal
Why do most materials expand when heated?
a) Because the particles get larger
b) Because the particles spread out
c) Because the particles get closer together
d) Because the particles split in two
When material is heated, how do the particles motion change?
a) speed up
b) slow down
c) speed up then slow down
d) stay the same
An open fire puts out thermal energy in what way?
a) Conduction
b) Convection
c) Radiation
d) Condensation
What is a conductor?
a) It carries thermal energy easily
b) It blocks most thermal energy
c) It makes things cold
d) It does not carry thermal energy easily
What is an insulator?
a) It carries thermal energy easily
b) It blocks most thermal energy
c) It makes things cold
d) It does not carry thermal energy easily
What is kinetic energy?
a) Energy due to position
b) Energy that is backward
c) Energy due to motion
d) Energy that is open
What is potential energy?
a) Energy due to motion
b) Energy due to electricity
c) Stored energy
d) Energy that is open
How does heat transfer?
a) it moves in a zig zag line
b) travels cold to hot
c) It travels from hot to cold
d) It moves back and forth
How do particles move in a gas?
a) Slowly
b) Like they do in a solid
c) Like they do in a liquid
d) They move fast and are spread out
How do particles move in a solid?
a) Super fast
b) pretty fast and a little spread out
c) they do not move at all
d) they barely move and vibrate some
how do particles behave in liquid?
a) they are spread out all over
b) they are slightly spread out and slide past each other
c) they are tightly packed
d) they do not move at all.
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