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Life Science
Physical Science
Earth and Space Science
Physical Science 2
Technology
100
A tuna is an ocean fish that is well adapted to catching small, fast-moving prey. Which of the following adaptations most helps a tuna swim fast to catch its prey? A. large fins B. sharp teeth C. small gills D. tough scales
A. large fins
100
Francis plugged a toaster into an electric outlet. He put a piece of bread in the toaster and turned the toaster on. While the toaster was on, it changed the electrical energy from the outlet into other forms of energy. Which form of energy toasted the bread? A. chemical B. heat C. magnetic D. sound
B. Heat
100
When a light bulb is turned on, energy changes from one form to another. Which of the following best describes this change? A. sound energy to light energy B. nuclear energy to light energy C. electrical energy to light energy D. magnetic energy to light energy
C. electrical energy to light energy
100
Which habitat on Earth would probably add the greatest amount of water to the water cycle through evaporation? A. cold lake B. desert sand C. warm ocean D. mountain rock
C. warm ocean
100
Alicia has lots of old bicycle parts. She wants to build something new with the parts. What is the first thing Alicia should do? A. plan the new item B. construct the new item C. try out the new item D. evaluate the new item
A. plan the new item
200
Sandra puts some pill bugs into an open box. She covers half the box with a piece of cardboard. She then places the box outside on a summer day, and all the pill bugs move under the cardboard. The pill bugs are most likely responding to which of the following? A. air pressure B. bright light C. wind D. fog
B. bright light
200
Which of the following metals will be attracted to a magnet? A. copper B. gold C. iron D. silver
C.iron
200
Which of the following was probably most important in the formation of dark, fertile soil that is good for farming? A. plant decomposition B. radioactive decay C. water erosion D. wind erosion
A. plant decomposition
200
Which of the following objects is probably the most flexible? A. a ceramic dish B. a wooden block C. a short steel rod D. a new rubber hose
D. a new rubber hose
200
Which of the following properties best describes a material’s ability to resist scratching? A. weight B. flexibility C. length D. hardness
D. hardness
300
Naomi has a pet dog. Which of the following characteristics did the dog most likely inherit from its parents? A. its weight B. its favorite food C. the color of its fur D. the place where it lives
C. the color of its fur
300
A student hears the sound of a bell. Which of the following carries the sound of the bell to the student? A. electrical currents B. magnetic signals C. radio waves D. vibrating air
D. vibrating air
300
A student sorted mineral samples into two groups: dull and shiny. Which of the following properties did the student use to sort the mineral samples into groups? A. cleavage B. color C. luster D. streak
C. luster
300
Which of the following statements best explains why magnets usually stick to a refrigerator door? A. The refrigerator door is smooth. B. The refrigerator door contains iron. C. The refrigerator door is a good conductor. D. The refrigerator door has electric wires in it.
B. The refrigerator door contains iron.
300
In a city, the daily high and low temperatures for a month are best represented by which of the following? A. flow chart B. line graph C. pictograph D. pie chart
B. line graph
400
Which of the following is most likely a learned behavior? A. using a fork to eat B. jumping at a loud noise C. squinting in a bright light D. sneezing when smelling a flower
A. using a fork to eat
400
Approximately how long does Earth take to complete its orbit around the Sun? A. one day B. one month C. one year D. one century
C. one year
400
What happens to the path of a light ray as it passes from air into water at an angle? A. Its path widens. B. Its path bends. C. Its path becomes shorter. D. Its path continues in a straight line.
B. Its path bends.
400
When the temperature of a sample of water is –5°C, the water is A. a gas. B. a liquid. C. a solid. D. a vapor.
C. a solid.
400
A small laundry room has several shelves above the washing machine. These shelves are an example of A. making the wall stronger. B. using storage space efficiently. C. using a machine for more than one purpose. D. solving the need for shelter in a creative way.
B. using storage space efficiently.
500
Which of the following characteristics will best prevent a tree from being blown over by high winds during a storm? A. deep roots B. long branches C. thick bark D. wide leaves
A. deep roots
500
Heat, light, and sound are all different forms of A. fuel. B. energy. C. matter. D. electricity.
B. energy
500
David planted ten corn seeds in sandy soil and ten corn seeds in clay soil. He kept both groups of plants at room temperature, gave them the same amount of water, and placed them all in the same sunny room. Which of the following questions is David most able to answer with his experiment? A. How much soil and water do corn seeds need to grow? B. Do corn plants grow better in sandy soil or in clay soil? C. Do corn plants grown in sandy soil need more water than corn plants grown in clay soil? D. What are the effects of soil, temperature, water, and sunshine on the growth of corn plants?
B. Do corn plants grow better in sandy soil or in clay soil?
500
Which of the following changes is caused by removing heat? A. A solid changes to a gas. B. A liquid changes to a gas. C. A solid changes to a liquid. D. A liquid changes to a solid.
D. A liquid changes to a solid.
500
A squid is an animal that lives in the ocean. It pumps a stream of water out of its body, causing it to move rapidly. Which of the following mechanical systems moves in a way most similar to the squid? A. a bus B. a helicopter C. a rocket D. a train
C. a rocket