최신 GED Certification GED-Science 무료샘플문제:
1. Studies of Moon rock show that much of the Moon is composed of basalt. Which of the following statements is the most reasonable conclusion based upon this information?
A) has experienced frequent, strong earthquakes
B) was once covered by oceans
C) has experienced much erosion
D) has experienced volcanic activity
E) has experienced periods of flooding
2. The digestive tract of an animal that eats meat is about four times the length of the animal's body. In an animal that eats plants, the digestive tract is about twenty times the length of the animal's body.
Which animal would be expected to have the longest digestive tract relative to its body length?
A) hawk
B) dog
C) lion
D) house cat
E) cow
3. Examine the following graph.
One wavelength is the distance from one crest of a wave to the next crest or from a trough (low point of a wave) to the next trough. The frequency of a wave is the number of crests that pass any given point each second.
Which section represents one complete wavelength?
A) C to F
B) A to D
C) D to E
D) C to E
E) A to B
4. The pancreas regulates blood sugar level through two hormones: insulin and glucagon. When the blood sugar level is high, the pancreas releases insulin, which lowers the sugar level in the blood. When the blood sugar level is low, the pancreas releases glucagon, which causes the cells to release sugar.
Why do people who are diabetics have a high blood sugar level?
A) Their pancreas does not release enough glucagon.
B) They do not eat enough food with sugar.
C) They eat too much food with sugar.
D) Their cells do not use sugar.
E) Their pancreas does not release enough insulin.
5. -- Exhibit-
-- Exhibit -
Nancy and Sophia are studying weather in science class. Nancy tells Sophia that warm air ismore dense than cold air.
Which of the following statements proves that Nancy's belief is false?
A) Cold, dry air pushes clouds past a front.
B) Precipitation forms where cold and warm air masses meet.
C) Cool, dry air can move around warm, moist air.
D) A warm air mass cannot form clouds.
E) A cold air mass can push a warm air mass upward.
질문과 대답:
| 질문 # 1 정답: D | 질문 # 2 정답: E | 질문 # 3 정답: D | 질문 # 4 정답: E | 질문 # 5 정답: E |
1215 개 고객 리뷰
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