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Science
Question | Choices | Answers |
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Which of the following is the best example of a good hypothesis? | A. Excessive playing of video games can affect child development B. Sleeping early can improve a person's height C. Sleeping with damp hair can cause deterioration of eyesight | C. Sleeping with damp hair can cause deterioration of eyesight |
Joy conducted an experiment to examine if violent television shows can increase aggression among children. Which of the ff. describes her study? | A. Television models at home must be controlled to achieve a controlled setup B. The attitude of the participating children is the responding variable of the experiment C. She must manipulate the age group to determine the effect | B. The attitude of the participating children is the responding variable of the experiment |
What would have been the most probable hypothesis of the experiment? | A. The amount of fuel is directly proportional to the distance traveled B. The average speed is lesser up an inclined track than on a flat track C. The distance traveled increases as the average speed increases | C. The distance traveled increases as the average speed increases |
If you wanted to know if the type of fuel affects the distance traveled, how should the new experiment be set up? | A. Set all variables to fix values and manipulate the type of fuel B. Set all the variables to increasing values every trial C. Set all variables randomly to achieve more data | A. Set all variables to fix values and manipulate the type of fuel |
Which of the following sentences is a good example for deductive reasoning? | A. Water can get things wet, rain is made of water. If it rains today, the ground gets wet B. Rain is made of water, it can get things wet. The ground was wet this morning, it must have rained earlier. | B. Rain is made of water, it can get things wet. The ground was wet this morning, it must have rained earlier. |
Which of the following is an example of inductive reasoning? | A. All primary colors contain cyan, magenta or yellow; colors of pigment contains cyan, magenta or yellow B. All solids that float on water have density less than of water; any liquid that has density less than water will float on H2O. | A. All primary colors contain cyan, magenta or yellow; colors of pigment contains cyan, magenta or yellow |
A cylindrical tank with a definite height has a base area of 4 cm^2. If it contain 2L of water, how high is the water? | A. 40 cm B. 100 cm C. 250 cm D. 500 cm | D. 500 cm |
How many significant figures do the numbers 0.0689, 32.70 and 14100 have? | A. 3,3, and 3 B. 3, 4, and 3 C. 4, 4, and 3 D. 4, 4, and 5 | B. 3, 4, and 3 |
Which is the correct rounding off 81567.85 to the nearest hundreds? | A. 81500 B. 81600 C. 81500.00 D. 81600.00 | B. 81600 |
Analyze the picture | A. i and ii B. ii and iii C. ii and iv D. iii and iv | D. iii and iv |
Find the area of a rectangle whose length and width are 5.00 x 10^-6 micrometers and 2.0 x 10^2 feet. (1 m = 3.28 feet) | A. 3. 0 x 10^2 feet^2 B. 3. 28 x 10^3 feet^2 B. 3. 3 x 10^3 feet^2 B. 32.80 x 10^2 feet^2 | B. 3. 28 x 10^3 feet^2 |
Which of the following values is equal to 90C | A. 18F B. 50F C. 162 F D 194 F | D. 194 F |
What is 2.50 miles per hour in meters per second? | A. 1. 11 m/s B. 6.67 m/s C. 4.00 m/s D. 400 m/s | A. 1. 11 m/s |
Dina tested the solubility of a brand of medicine tablet. She cut one in half, another into quarters and another was pulverized. She dissolved them in separate beakers of water. What factor was she testing | a. Effect of Surface Area on Solubility b. Effect of Shape on Solubility c. Effect of mass on solubility d. Effect of Temperature on solubility | a. Effect of Surface Area on Solubility |
Which of the following situations would require knowledge in Mathematics and Biology? | a. A scientist wants to know how many people would be hurt by a tsunami b. A physician wants to know how a virus would spread in a populated city c. A biologist wants to find out how newly discovered bacteria reproduce. | b. A physician wants to know how a virus would spread in a populated city |