Matter
Uses of Energy
Random
Mixtures & Solutions
Alternative Energy
100
Matter can be in these physical states.
What is solid, liquid and gas.
100
This form of energy can be used to heat a substance in a test tube.
What is thermal energy?
100
When sediment is deposited at the opening of a river, a _________ is formed.
What is a delta?
100
When two substances are mixed together and cannot be separated easily it is called a ____________.
What is a solution?
100
A house that has a solar panel on the roof will most likely be using this form of Alternative Energy.
What is Solar Energy?
200
If you mix two substances together that have a different density relative to water, how can you demonstrate that the substances have maintained their physical properties?
What is put the mixture in water.
200
A student is setting the correct time on his watch. What is the main form of energy the watch uses?
What is mechanical energy?
200
A weekly forecast will show the current __________.
What is weather?
200
If you combine sand and iron filings in a jar, you can demonstrate that they maintain their physical properties by ____________.
What is pulling a magnet through the mixture?
200
A hot spring is an example of this form of Alternative Energy.
What is geothermal?
300
When you combine 10 grams of a solid with 100 grams of a liquid, which property of matter are you most likely testing?
What is Solubility?
300
This type of energy is used to illuminate a room.
What is light energy?
300
By shining a flashlight onto a smooth, shiny surface, you can demonstrate this property of light.
What is reflection?
300
Which property of matter do a golf ball and a ping pong ball differ in if one floats in water and one sinks?
What is density?
300
This type of Alternative Energy uses a power plant to pump steam.
What is Geothermal Energy?
400
A cup is made of an unknown material. Boiling water is placed in the cup and the temperature is measured at 50 degrees Celsius 10 minutes later. What must be true about the material the cup is made of.
It is a good conductor of heat OR it is a bad insulator of heat.
400
Sonar uses ___________ energy to help people find fish and other underwater objects.
What is sound energy?
400
A wide valley is most likely formed by...
What is a glacier OR ice erosion.
400
A mixture of salt and water can be separated by ______________.
What is boiling the water until it evaporates, leaving behind salt?
400
We need to work on producing Alternative Energy sources because they are _______________.
What is renewable?
500
If you measure the temperature of water at 43.72 degrees Celsius, How much will you have to increase the temperature before it boils?
What is 56.28 degrees Celsius?
500
When an object is at rest it has potential energy. When an object is in motion it has ___________ energy.
What is kinetic energy?
500
Putting a pencil in a jar of water demonstrates which property of light?
What is refraction?
500
If you combine 10 grams of salt and 100 grams of water, the salt will dissolve. When you separate this mixture, how much salt will there be?
What is 10 grams?
500
Creating no waste or pollution, being reliable, unaffected by weather, and being able to CONSTANTLY produce electricity are all advantages of which type of alternative energy? HINT* One DISADVANTAGE is that it can be difficult to find a suitable location.
What is geothermal energy?
M
e
n
u