State of Matter
What happens to particles in a gas when it is compressed?
The particles move closer and are compacted together
What is Kinetic Energy
Energy of motion
Which type of element is a good conductor of heat and electricity?
Metals
What is the difference between a pure substance and a mixtures
A pure substance has 1 substance while mixtures have two or more substances
What are spring tides?
They occur twice a month during full and new moons
Which state of matter has the most kinetic energy
Gas
What is Potential Energy
Hammering into thin sheets - what property is this?
Malleability
Is air a pure substance or a mixture
Mixture
Why do we have seasons
The tilt of the Earth
What is the process called when a gas turns into a liquid?
Condensation
At what point on a roller coaster can you find the most Potential Energy
At the top of the highest hill
Can be stretched into thin wire. What property is this?
Ductility
What are the two main types of mixtures
homogeneous and heterogeneous
What is something that causes tides
The gravitational pull of the Moon and Sun on earth's oceans
What is the process called when a solid turns into a gas?
Sublimation
What type of energy occurs in a chemical reaction?
Kinetic or Potential
Kinetic
Which type of elements reside on the staircase of the Periodic Table?
Metalloids
Can a mixture be separated into simpler substances by physical means
Yes, by filtration, evaporation and/or straining
What happens during the summer solstice
the Northern Hemisphere is tilted most directly towards the Sun
What is the key difference between a solid and a liquid
Solids have a definite shape while liquids don't
True or False
If you double the speed of an object, the kinetic energy increases by 4 times
True
Which type of element is usually brittle and are poor conductors?
Non-metals
What is the difference between an element and a compound
An element is made from one type of atom and a compound is two or more atoms.
What are Neap tides
Neap tides occur on the 1st and 3rd quarter moons