Sound waves travel fastest through which material?
0%
Solids
0%
Liquids
0%
Gases
0%
Sound waves don't change their speed
Q.2.
What are light particles known as?
0%
Molecules
0%
Electrons
0%
Photons
0%
Neutrons
Q.3.
Lowering the temperature of a substance causes its particles to do what?
0%
Speed up
0%
Maintain the same speed
0%
Slow down
100%
Stop moving
Q.4.
Which of the following is true of the particles of a liquid?
0%
The particles of a liquid do not move
0%
They move very fast, much faster than the particles of a gas
0%
They are more tightly-packed than the particles of a solid
0%
They are not as tightly packed as a solid's particles, but do not move as freely as those of a gas
Q.5.
Particles in which state of matter are tightly packed?
0%
Solid
0%
Liquid
0%
Gas
0%
All of the above
Q.6.
Which state of matter has particles which move very fast?
0%
Solid
0%
Liquid
0%
Gas
0%
Solids and liquids
Q.7.
What takes place when particles gain enough energy to escape the surface of a liquid?
0%
Condensation
0%
Evaporation
0%
Freezing
0%
Melting
Q.8.
Increasing the temperature causes particles to gain what?
0%
Speed
0%
Energy
0%
Mass
0%
Speed and energy
Q.9.
A vibrating object causes air particles to vibrate. These air particles cause other air particles to vibrate, which cause more air particles to vibrate. What is this movement of energy called?
0%
Sound waves
0%
Gravity
0%
Force
100%
Tidal waves
Q.10.
Sound waves can cause which of these to vibrate?
0%
Particles of a solid
0%
Particles of a liquid
0%
Particles of a gas
0%
All of the above
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