Earth and Sun
Living Systems
Mixtures & Solutions
Circuits
Mystery subject
100
Which is further from the earth, the moon or the sun?
Sun
100
A coyote eats a mouse which direction does the energy flow?
Mouse to Coyote
100
What do you need to seperate a mixture
You need some kind of filter
100
What is a battery
A device to store electricity
100
Describe the process of reaching saturation
When a solvent can no longer dissolve a solute.
200
What fraction of the earth is dark at any given moment
1/2
200
Will yeast react in boiling water
No. It is too hot for yeast
200
Describe one way to seperate a solution of salt-water
Evaporation or desalination
200
What is a closed circuit
a path for electrons to flow
200
What is a solution
A solution is a homogeneous mixture of one or more solutes dissolved in a solvent
300
The earth is made of four components, one of them is the atmosphere. What are the other three components
Hydrosphere
Geosphere
Biosphere
300
Worms are a special group of species that eat dead or decaying organic matter. What is this called?
Decomposers
300
Double Jeopardy
When water is solid, liquid, and gas they change states. What are the ranges for each state of matter in Celcius
Solid anything below 0 degrees
Liquid 0-100
Gas anything above 100
300
What is an open circuit
will not have a path for electrons to flow
300
Name one element
Anything on the periodic table
400
When water slowly changes state from liquid to gas this is known as?
Evaporation
400
Double Jeapordy
Give me one example of a producer and explain why it is a producer
Anything that produces energy from the sun.
400
What is a chemical reaction
When two substances react to create new substances
400
Which circuit would stay lit longer?
The series circuit
400
Draw a picture describing the water cycle
500
When water vapor touches a cool surface it will
condense
500
Explain the differences between veins and arteries
Arteries are carrying blood to the body. Veins are taking blood back.
500
What happens when you mix calcium chloride, baking soda, and 50 ml of water?
You get a chemical reaction and it creates c02
500
Which circuit would be brighter and why
The parallel circuit would be brighter because each bulb as its own path to the battery
500
List the solar system in order starting from the sun to the furthest planets (sun and planets only)
Sun, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune