1
2
3
4
5
100
What type of movement produces waves?
a vibration
100
What are waves of energy caused by the sudden breaking of rock within the earth or an explosion?
seismic waves
100
What are waves of energy caused by vibrations on water?
water waves
100
What are waves of energy caused by vibrations in the air?
sound waves
100
True or false. This does not show energy being transferred: a pencil sitting on a desk.
True
200
The ability to burn is an example of what type of property?
chemical property
200
Melting is an example of what type of property?
physical property
200
What is the smallest component to make up an element?
Atom
200
Groups (families) are what on the periodic table?
vertical
200
Periods are what on the periodic table?
horizontal
300
True or false. Sodium is a very reactive element.
True
300
Which type of molecule has one Carbon and two Oxygen?
Carbon Dioxide
300
Which type of molecule has one Sodium and one Chlorine?
Table Salt
300
True or false. This is an example of chemical change: A plant collecting sunlight and turning it into food.
True
300
How many layers does Earth's atmosphere have?
Five
400
When one carbon atom (a nonmetal that has two main forms, diamond and graphite) combines with two oxygen atoms (a colorless, odorless reactive gas) the molecule carbon dioxide forms. What are the properties of carbon dioxide?
a colorless, odorless tasteless, nonflammable gas
400
When one carbon atom (a nonmetal that has two main forms, diamond and graphite) combines with one oxygen atom (a colorless, odorless reactive gas) the molecule carbon monoxide forms. What are the properties of carbon monoxide?
a poisonous, colorless, odorless, and tasteless gas
400
When one copper atom (a reddish orange, soft metal that takes on a bright metallic luster) combines with one oxygen atom ( a colorless, odorless reactive gas) the molecule copper oxide forms. What are the properties of copper oxide?
a black crystal
400
What kind of energy is sunlight?
Electromagnetic Energy
400
Which of the following is not a place where plants store food?
Leaves
500
What is asexual reproduction?
produces a new organism with 1 parent
500
What does meiosis involve?
two divisions of genetic material
500
What causes wind?
Winds form because air pressure varies from place to place
500
What type of weather does a low-pressure system bring?
Stormy weather
500
What process occurs within the sun?
Fusion
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