Earth in Space
Elements, Compounds, Mixture
Phase Changes
Measurement
Energy
100
The number of stars that make up an average galaxy.
What are billions?
100
Two or substances combine chemically?
What is a compound?
100
Solid to liquid.
What is melting?
100
A scale used to measure....
What is mass?
100
Energy in motion.
What is kinetic?
200
The reason for day and night.
What is the Earth's rotation?
200
Iron, Oxygen, Helium, Silver, and Sodium.
What are elements?
200
Liquid to gas.
What is boiling or evaporation?
200
The system of measurement used in science around the world.
What is Metric System?
200
Energy transfer via contact.
What is conduction?
300
The planet closet to the sun.
What is Mercury?
300
A mixture that is the same throughout.
What is homogeneous?
300
Liquid to solid.
What is freezing?
300
The formula for density?
What is (mass over volume) or (mass divided by volume)?
300
Stored energy?
What is potential?
400
The force of that the Sun exerts on all planets causing them to orbit?
What is gravity?
400
Burning, production of light, heat, bubbling, fizzing.
What is chemical reaction?
400
Gas to liquid.
What is condensation?
400
In order to use "water displacement" to find the volume of an irregular object I need...
What is a graduated cylinder?
400
Synonym for heat.
What is thermal?
500
Planets, stars, nebula, comets, moons, and asteroids are all examples of...
What are astronomical objects?
500
Milk and cereal, sand and rocks, rice and beans...
What is heterogeneous mixture?
500
The movement of particles in a gas.
What is fast?
500
As I move further away from the center of the earth, this characteristic will change.
What is weight?
500
The sun heats up the sidewalk during the summer because of...
What is radiation?
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