Sound
Earth Science
Light
Life Science
Miscellaneous
100
The number of times a vibration occurs in a given unit of time is its _______.
Frequency.
100
What provides information about life and conditions of the past? What type of rocks is this information found in?
Fossils of organisms in sedimentary rocks
100
When light bounces off a smooth, shiny surface, it _______.
Reflects
100
What shape do plant cells tend to be?
Rectangular
100
The periodic table is a chart/list of _______.
Elements
200

The higher the pitch the more or less vibrations?

More

200
When layers of sediment have been cemented and compacted, what type of rock is formed?
Sedimentary
200

When we see the color red it is because all the other colors are ___________.

absorbed 

200
Living things are classified into five _______.
Kingdoms
200
The inner most layers of the earth are composed primarily of _______ and _______.
Iron and Nickel
300
What is the frequency of a vibrating object?
Pitch
300
Plates in the earth that move apart are called _______.
Divergent boundaries
300

When light slows down and bends, it _______.

Refracts

300

This part of the cell is like the stomach of the cell. It holds waste, water and nutrients.

Vacuole 

300
As temperature decreases, many kinds of matter change from liquid to _______.
Solid
400
If you increase the loudness, you increase the _______.
Amplitude
400
Scientific evidence indicates the earth is very ancient, approximately _______ years old.
4.5 billion
400
What do you call an object that allows some light to pass through?
Translucent
400

The brain of the cell. 

Nucleus 

400
Most plants have special tissues to transport food and water. These are called _______.
Vascular Plants
500
What type of wave is a sound wave?
Compression
500
Name the four major layers of the earth....
Crust Mantle Inner Core Outer Core
500

Light travels faster than sound. True or False. 

True

500
Plants that do not have special tissues to transport food and water are called _______.
Nonvascular
500
Rocks move and change over time due to _______ and _______ within the earth.
Heat and Pressure
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