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Georgia High School Graduation Test – Science Practice Test.

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Presentation on theme: "Georgia High School Graduation Test – Science Practice Test."— Presentation transcript:

1 Georgia High School Graduation Test – Science Practice Test

2 The weight of a person on Earth is 6 times his or her weight on the Moon. What type of force is responsible for a persons weight? A. inertial B. electromagnetic C. gravitational D. mechanical

3 Soft drinks consist of a mixture of water, sugar, and flavoring, with carbon dioxide gas bubbled through it. Which of these ingredients would be considered the solvent? A. water B. sugar C. flavoring D. carbon dioxide

4 What number should precede H2 in the chemical equation below in order for the equation to be balanced? ___ H2+N2 2NH3 A. 1 B. 2 C. 3 D. 4

5 A large number of iron nails were kept in containers in a humid room. Some of the containers were open, and some were airtight. Sixty percent of the nails kept in open containers developed rust. Which of the following would be MOST important to know in order to draw a conclusion about whether the humidity might have contributed to the rusting? A large number of iron nails were kept in containers in a humid room. Some of the containers were open, and some were airtight. Sixty percent of the nails kept in open containers developed rust. Which of the following would be MOST important to know in order to draw a conclusion about whether the humidity might have contributed to the rusting? A. the percentage of nails weakened by the rusting B. the precise number of nails kept in air tight containers containers C. the percentage of nails in airtight containers that C. the percentage of nails in airtight containers that also developed rust D. the precise number of nails kept in the open also developed rust D. the precise number of nails kept in the open containers containers

6 Which of the following could be used to convert light energy to electrical energy? A. a solar cell B. a chemical storage battery C. a windmill D. rotating coils in a magnetic field

7 Which of the following is the BEST representation of molecules of water vapor?

8 An inclined plane is used to move a heavy box from the ground into the bed of a truck. If 100 N of force is required to move the load up the ramp, how much work is done? Disregard any force of friction. A. 100 J B. 300 J C. 400 J D. 500 J

9 A student connects three identical light bulbs in parallel to a dry cell as shown below. What happens when the student removes one of the light bulbs from its socket? A. All the light bulbs go out. B. The other light bulbs remain on and will be equally bright. C. The other light bulbs remain on, one less bright and the other the same brightness as before. D. The other light bulbs remain on, one brighter and the other less bright than before.

10 In normal air, which of the following substances is MOST common? A. nitrogen B. oxygen C. carbon dioxide D. carbon monoxide

11 The half-life of carbon-14 is 5,730 years. How much carbon- 14 would remain after 11,460 years, if any? A. none B. one-eighth C. one-fourth D. one-half

12 Which is an example of the conversion of electrical energy into mechanical energy? A. water heating in an electric water heater B. filament glowing inside a light bulb C. fan blades turning in an electric fan D. coal burning to generate electricity

13 A balloon is rubbed with a piece of cloth. As a result, the balloon has a negative charge. What has happened? A. Electrons have moved from the inside to the outside of the balloon. B. Positive charges have traveled from the balloon to the cloth. C. Electrons have moved from the balloon to the cloth. D. Electrons have traveled from the cloth to the balloon.

14 Which of the following pairs are isotopes of the same element? A. atom J (27 protons, 32 neutrons) atom L (27 protons, 33 neutrons) B. atom Q (56 protons, 81 neutrons) atom R (57 protons, 81 neutrons) C. atom V (8 protons, 8 neutrons) atom W (7 protons, 8 neutrons) D. atom S (17 protons, 18 neutrons) atom T (18 protons, 17 neutrons)

15 Albert stirs a mug of hot chocolate with a metal spoon. What type of heat transfer is responsible for the spoon getting hot? A. convection B. conduction C. thermoelectric D. radiation

16 Which organelle indicated below is responsible for making food for the plant from sunlight? A. chloroplast B. endoplasmic reticulum C. cell membrane D. vacuole

17 Which of the following example illustrates osmosis? A. Water leaves the tubules of the kidney in response to the hypertonic fluid surrounding the tubules. to the hypertonic fluid surrounding the tubules. B. Digestive enzymes are excreted into the small intestine. intestine. C. White blood cells consume pathogens and cell debris at the site of an infection. debris at the site of an infection. D. Calcium is pumped inside a muscle cell after the muscle completes its contraction. muscle completes its contraction.

18 Based on the summary equation for photosynthesis shown below, which of the following is produced by the reaction? 6CO 2 + 6H 2 O + light C 6 H 12 O 6 + 6O 2 A. CO 2 B. H 2 O C. light D. C 6 H 12 O 6

19 Why is it important for the cells of multicellular organisms to undergo mitosis? A. Mitosis allows for reproduction with male and female gametes. female gametes. B. Mitosis increases variation within an organism. C. Mitosis produces cells that are different from the original dividing cell. the original dividing cell. D. Mitosis produces identical cells to the original dividing cell. dividing cell.

20 Pea plants have seeds that are either round or wrinkled. In this cross, what will be the phenotypic ratio of the offspring? A. 50% RR and 50% Rr B. 25% RR, 50% Rr, and 25% rr C. 50% round seeds and 50% wrinkled seeds D. 100% round seeds

21 Which of the following shows how information is transformed to make a protein? A. DNA RNA protein B. gene chromosome protein C. cell respiration ATP protein D. ATP amino acid protein

22 Which kingdom has representatives with the following characteristics? A. FungiC. Protista B. PlantaeD. Animalia

23 Survival of the fittest was Darwins idea that organisms adapt to their environment in order for the species to survive long-term. This idea is known best as A. Natural selection B. Big bang theory C. Primordial soup model D. Evolutionary model

24 Which of the following organisms is used to help in the production of bread? Which of the following organisms is used to help in the production of bread? A. mold B. bacterium B. bacterium C. yeast C. yeast D. lichen D. lichen

25 Which of the following is the smallest unit as shown on the metric ruler below? A. centimeter B. kilometer C. millimeter D. hectometer

26 Which occupation would be LEAST concerned with the biomass production in a given county? Which occupation would be LEAST concerned with the biomass production in a given county? A. Optometry B. Agricultural science C. Ecology D. Soil science

27 An undisturbed deer population grows until its carrying capacity is reached. Which of the graphs below BEST resembles this deer population? An undisturbed deer population grows until its carrying capacity is reached. Which of the graphs below BEST resembles this deer population?

28 Which of the following correctly lists the phases of the cell cycle starting with the interphase?


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