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100

About how much of the earth' s surface is covered with water?

a. 1/4     b.  2/4

c. 3/4        d. 3/8

c. 3/4

100

Which of the following planets is closest Earth's size?

a  Mercury

b Venus

c Mars

d Jupiter

b. Venus

100

Salt is _____ also called _____ .

a. a matter, sodium chloride

b. an element, sodium hydride

c. a compound, sodium chloride

d. a solution, sodium chloride

c. a compound, sodium chloride

100

Weathering and erosion of Earth's surface occur as a result of _________ .

a. human action

b. wind

c. rain

d. animal behavior

e. none of the above

f.  all of the above

f. all of the above

100

Given the following food chain:

grass....bird .....snake.....hawk

which is the primary consumer?

bird

100

A skydiver jumps from a plane.  Gravity is pulling the jumper down.  A gust of wind blowing Westward pushes against the jumper.  Which of the following happens?

a) the wind did not affect the jumper and he continues to fall straight down.

b) the jumper continues to fall down but the wind pushes him his speed to slow and drift to the East.

c) the jumper continues to fall down but the wind pushes him to South.

c) the jumper continues to fall down but the wind pushes him to the West.

b) the jumper continues to fall down but the wind pushes him to the left.

100

What is a mixture?

a. salt water

b. petroleum jelly

c. water

d. aluminum foil

a. salt water

100

What occurs at the boiling point of a substance?

a. the substance changes from a gas to a solid

b. the substance changes from a liquid to a solid

c. the substance changes from a solid to a liquid

d.  the substaqnce changes from a liquid to a gas

d . a substance changes from a liquid from a gas

200

When light shines through a prism it bends.  This is also know as ____________ .

a. reflection

b. refraction

c. absorption

d. shadow

b. refraction

200

What does the weather vane measure?

a. wind speed

b. humidity, moisture in the air

c. amount of rain

d. wind direction

d. wind direction

200

Salt water is a __________.

a. mixture

b. compound

c. solution

d. solution and mixture

d. solution and mixture

200

Over several hundred years, Jamestown was transformed from being an island to a peninsula.  How did this happen ____?

a. erosion and deposition because river waters to carried sand and sediment then deposited them along river banks.

b. cementation and deposition because the river waters washed all the sand and sediment into the Chesapeake Bay.

c. wind erosion and deposition because the sand and sediment was moved from the river banks to the river waters.

a. erosion and deposition because the river waters to be carried sand and sediment then deposited along river banks.

200

Which of the following animals show a physical adaption for fur color during the winter to help protect it in its surroundings?

a  a rabbit

b. an arctic fox

c. a brown bear

d. a reindeer

b. an arctic fox

200

A tomato is considered a fruit because it is produced from a flower.  Tomatoes are produced by ______ .

a. spores

b. seeds

c. stamen

d. stems

b. seeds

200

Pure gold and pure oxygen are examples of :

a. compounds

b. elements

c. mixtures

d. solution

b. elements

200

Which part of an atom is negatively charged?

a. electrons in the nucleus

b. protons in the nucleus

c. protons orbiting the nucleus

d. electrons orbiting the nucleus

d. electrons orbiting the nucleus

300

The moon orbits the Earth once every ___ days. It also takes approximately every ___ days for the moon to rotate once on its axis.

a. 12      b. 27        c. 35          d. 48


b.27

300

Which would be an example of kinetic energy?

a. a spring compressed

b. a ball rolling down a hill

c. a child sitting at the top of a slide

d. powder on the tip of a match

b. a ball rolling down a hill

300

The male part of a flower is called ________ .

a. stamen

b. pistil

c. pollen

d. seeds

a. stamen

300

Water from the ocean pounds against a rock for hundreds of years.  Over time, a hole forms in the rock.  This is known as _______ .

a. erosion

b. weathering

c. deposition

d. sedimentation

a.  weathering

300

Which state of matter change shows the addition of thermal energy?

a.  gas turns to liquid

b.  liquid turns to solid 

c.  liquid turns to gas

d.  water turns to ice

c. liquid turns to gas

300

Plants benefit humans because photosynthesis produces ____.

a. sugar

b. carbon dioxide

c. oxygen

d. photosynthesis

c.  oxygen

300

Frank has a beaker with a mixture of salt and water. He would like to recover the salt from the water. Which would be the best method to accomplish this?

a. evaporation                  

b.  filtration

c. freezing                    

d.  refraction

a. evaporation

300

What is CO2 called?

a. a compound called carbon dioxide

b. a element called carbon dioxide

c. a mixture called carbon dioxide

d. a solution called carbon dioxide



a. a compound called carbon dioxide

400

The Earth is mostly covered by oceans.  Oceans are found in the ___________.

a. hydrosphere

b lithosphere

c. atmosphere

d. troposphere



a. hydrosphere

400

What is the deepest layer of the earth?

a. mantle

b. outer core

c. inner core

d crust

c. inner core

400

Plant and animal cells have the following parts in common:

A. cytoplasm

B. cell membrane

C. nucleus

D. Vacuole

E. all of the above

F. none of the above


D. all of the above

400

Tommy placed a black, white, silver, and blue can under a heat lamp with a thermometer in each one.  Which one of the cans will be the coolest?

a. black, because it absorbs the heat.

b. blue, because it wasn't under direct light.

c. white because it would reflect light.

d. silver, because it is shiny.


c. white, because it would reflect light.

400

Frozen orange juice is place in a bowl.  After a few minutes, it begins to melt.  What type of change has occurred?

a.  chemical

b.  melting

c.  physical

d.  mixture

c. physical

400

Megan lights a candle and watches it burn.  She observes that some wax melts, some smoke comes from the wick, the wick burns, and then the melted was hardens again.

Which represent a physical change?

a.  Some wax melts, and smoke comes from the wick.

b. Some wax melts, and later melted wax hardens again.

c. The wick burns, and smoke comes from the wick.

d. Smoke comes from the wick, and later melted wax hardens again.

b. Some wax melts, and later melted wax hardens again.

400

Which two parts of an atom form the nucleus?

a. proton and electron

b. electron and neutron

c. neutron and proton            

d. neutrons only

c. neutron and proton        

400

Which is an example of a chemical change?

a. melting ice

b. dissolving salt in water

c. hammering metal into a thin sheet of foil

d.  acid rain changing the look of a marble statue

d.  acid rain changing the look of a marble statue

500

Sound is a form ____________ .

A. loudness that travels in transverse waves

B. energy that travels in transverse waves

C. loudness that travels in compressional waves

D. energy that travels in compressional waves

D. energy that travels in compressional waves

500

One Oxygen and two Hydrogen molecules chemically combine to make water.  Water is known as ____ . 

a. an element called H2O

b. an atom called H2O

c. a compound called H2O

d. a rock called H2O

c. a compound called H2O

500

When geese migrate, this is an example of a ______ adaptation.

A. physical

B. active

C. behavioral

D. seasonal

C. behavioral

500

The temperature is 25 degrees ... What type of weather would you expect?

a. rain

b. snow

c. cloudy

d. clear

b. snow

500

Particles in a liquid are different from particles in a gas because _________ .

A. they have less energy.

B. they have more energy.

C. they have the same amount of energy.

D. they cannot be compared.

A. they have less energy.

500

Two rock samples are placed in water.  Sample A floats, but sample B sinks to the bottom.  

Which statement describes the 2 samples of rock?

a. sample b has more mass.

b. sample a has less volume.

c. sample b has a greater density.

d. sample a has a higher freezing point.

c . sample has a greater density

500

Which list correctly identifies the elements that make up a water molecule?

a. oxygen, hydrogen, nitrogen

b. oxygen, hydrogen, carbon

c. oxygen, hydrogen, oxygen

d. hydrogen, oxygen, hydrogen

d.  hydrogen, oxygen, hydrogen

500

Which term defines a mixture in which one substance dissolves in another?

a. element

b. mixture

c. molecule

d. solution

d. solution

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