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8th Grade Science SO-FAR (PART ONE)
Test Description: These questions cover material we have covered so far.
Instructions: Answer all questions to get your test result.
1) What is the ultimate source of thermal energy on Earth?
A
Stove
B
House Fire
C
Forest Fire
D
Sun
2) The transfer of heat through a liquid or gas is called?
A
Conduction
B
Convection
C
Radiation
3) Wind is caused by
A
Mr. Freeze exhaling
B
Water evaporating
C
A cloud forming
D
Convection Currents
4) Some cities are located along a shoreline that has a warm ocean current next to it. What type of weather can you expect in that city?
A
Colder than expected
B
Warmer than expected
C
No change from normal
D
The temperature will vary depending on the day of week
5) San Diego and Dallas are located about the same degrees latitude. Why is San Diego generally cooler than Dallas?
A
Dallas is closer to the north pole
B
There is a warm ocean current off the coast of San Diego
C
None of the above
D
There is a cold ocean current off the coast of San Diego
6) What type of weather is generally associated with a low pressure system?
A
Clear and cold
B
Cloudy and rainy
C
Sunny and hot
D
Partly cloudy and warm
7) What type of weather is generally associated with warm fronts?
A
Warm temperatures and no precipitation
B
Cold temperatures and thunderstorms
C
Cold temperatures and light precipitation
D
Warm temperatures and light precipitation
8) The symbol of a cold front on a weather map is _______
A
Red half circles
B
Both red half circles and blue triangles
C
None of the above
D
Blue triangles
9) What are the main ingredients for hurricane formation?
A
warm ocean water, dry air, and wind
B
cool ocean water, hot humid air, and wind
C
warm ocean water, hot humid air, and wind
D
cool ocean water, cool air, and wind
10) Why do hurricanes die down once they approach land?
A
The supply of warm moist air decreases
B
There is not as much wind over land
C
The supply of warm moist air increases
D
hurricanes are scared of people
11) Another name for a producer is ___________.
A
Decomposer
B
Photophlymn
C
Autotroph
D
Heterotroph
12) Another name for a consumer is ___________.
A
Heterotroph
B
Autotroph
C
Producer
D
Consumerator
13) The type of organism that gets its energy from consuming herbivores is ______
A
Decomposer
B
Primary Consumer
C
Secondary Consumer
D
Tertiary Consumer
14) An example of a parasite/host relationship is ______________.
A
Tick - Deer
B
Cow - Human
C
Grass - Cow
D
Deer - Tick
15) Phytoplankton is a producer for which type of food web?
A
Freshwater
B
Marine
C
Terrestrial
16) Within a food web can an organism serve as both a primary and secondary consumer?
A
Yes
B
No
C
Depends on the type of food web
D
Depends on where the organism is located in the food web
17) Which of the following could be the labels for an organism within an food web?
A
Autotroph, Primary Consumer, Predator, Prey
B
Heterotroph, Consumer, Herbivore, Prey, Host
C
Heterotroph, Primary Consumer, Carnivore
D
Producer, Consumer, Herbivore
18) Which of the following is a positive way humans are affecting the ocean?
A
Artificial Reefs
B
Runoff
C
Overfishing
D
Floating Garbage
19) What is the name of the scientist that came up with the Continental Drift Theory?
A
Albert Einstein
B
Harry Hess
C
Alfred Wegener
D
Megan Shelburne
20) Harry Hess proposed that new crust is forming at mid-ocean ridges, what was the name of his theory?
A
Convection Currents Theory
B
Plate Tectonics Theory
C
Continental Drift Theory
D
Sea-Floor Spreading
*select an answer for all questions
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