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
Sound is amplified when it _______.
Resonates
200
When layers of sediment have been cemented and compacted, what type of rock is formed?
Sedimentary
200
A lens that bulges outward is
Convex
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 _______.
Retracts
300
One-celled organisms are part of the _______ kingdom.
Moneran
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
Algae and paramecium are part of the _______ kingdom.
Protist
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
How did Isaac Newton contribute to our own understanding of light?
He discovered the prism and that white light is really a mixture of colors.
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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