Space
Cells
Matter
Motion
Biodiversity
100
A ball dropped off the edge of a porch and rolled to the bottom of a hill. It came to rest in a pile of dry leaves. Which force caused the ball to stop moving? a. electricity, b. magnetism, c. friction, d. temperature,
c. friction
100
Cheryl is making a poster to show how the movement of water on Earth affects the planet's surface. Which of the following would be best for her to show on her poster? a. ocean water flowing downhill and moving small rock particles into a stream, b. lake water flowing uphill and moving small rock particles into a river, c. river water flowing downhill and moving small rock particles into an ocean, d. stream water flowing uphill and moving small rock particles into an ocean.
c. river water flowing downhill and moving small rock particles into an ocean
100
Which of these could change water to steam? a. cold, b. light, c. heat, d. gravity,
c. heat
100
How would a large increase in the number of rabbits affect the plants that live in their ecosystem? a. the amount of leafy, low-growing vegetation would decrease - b. the amount of leafy vegetation growing on trees would decrease - c. the amount of leafy, low-growing vegetation would increase - d. the amount of leafy vegetation growing on trees would increase -
b. the amount of leafy vegetation growing on trees would decrease
100
If you apply force to a moving object, it might change ___________. a. value, b. weight, c. volume, d. direction,
d. direction
200
Water moves into the atmosphere after it is released from plants during ______________. a. competition, b. transpiration, c. condensation, d. precipitation,
b. transpiration
200
Which organisms would be found at the top of an energy pyramid? a. frogs, b. trees, c. tigers, d. elephants,
c. tigers
200
Justin needs to measure the volume of a liquid. Which tool would he find most useful? a. gram scale, b. meter stick, c. graduated cylinder, d. Celsius thermometer,
c. graduated cylinder
200
Plant and animal cells carry out activities common to all living things. These activities are controlled b y the cells' ________________. a. cytoplasm, b. mitochondrion, c. nucleus, d. membrane,
c. nucleus
200
Erin set up the experiment below: Step 1: Fill two glass jars with equal amounts of a mix of soil and fruit. - Step 2: Place one jar in a warm place and place the other jar in a cool place. - Step 3: Observe both containers every day and take a picture of the amount of decay in each jar. Which hypothesis could Erin be testing in this experiment? a. The fruit in the glass jar will decay faster than the fruit in the paper bag. - b. Fruit will grow faster in a containers that are watered several times a day. - c. The fruit in the warm place will decay faster than the fruit in the cool place. - d. Fruit will stay fresher when placed in a container and mixed with soil. -
c. The fruit in the warm place will decay faster than the fruit in the cool place.
300
Which pattern shows the phases of the Moon, from the Moon to full Moon, in the correct order? a. new moon, waxing crescent, half moon, waxing gibbous, full moon - b. new moon, waxing gibbous, full moon half moon, waxing crescent - c. new moon, waxing gibbous, half moon, waxing crescent, full moon - d. new moon, full moon, waxing gibbous, half moon, waxing crescent
a. new moon, waxing crescent, half moon, waxing gibbous, full moon
300
Which adaptation would be most helpful to an animal that is hiding from other animals that hunt it for food? a. fur coloring that blends in with the environment the organism lives in, b. fur coloring that does not blend in with the environment the organism lives in, c. claws that are sharp enough to help the organism defend itself against other organisms, d. claws that are not sharp enough to help the organism defend itself against other organisms,
a. fur coloring that blends in with the environment the organism lives in
300
Grasshoppers go through incomplete metamorphosis during their life cycle. Which pattern describes the correct life cycle for a grasshopper? a. egg, larva, pupa, adult - b. egg, larva, nymph, adult - c. adult, nymph, egg - d. egg, nymph, adult -
d. egg, nymph, adult
300
If all the rabbits in the world stopped reproducing, what would happen? a. soon there would be no rabbits left in the world at all - b. the number of rabbits in the world would decrease, then increase - c. the number of rabbits in the world would remain the same - d. soon there would be twice as many rabbits in the world
a. soon there would be no rabbits left in the world at all
300
Sometimes, people need electricity in places where electric lines and power outlets cannot be used. Which invention makes it possible to have electricity in these places? a. battery, b. computer, c. magnet, d. lens,
a. battery
400
The smallest section at the top of the pyramid usually represents large carnivores because they provide the least amount of energy to other organisms in a habitat. Which organism are usually represented by the largest section of the pyramid? a. herbivores, b. omnivores, c. producers, d. consumers,
c. producers
400
Josie wants to measure the weight of a rock she found outside her school. Which tool should she use? a. a beaker, b. a barometer, c. a gram scale, d. a graduated cylinder,
c. a gram scale
400
Which of these would be a good use for clay? a. to make bricks, b. to grow cacti, c. to feed animals, d. to build ships,
a. to make bricks
400
Why do bald eagles have strong talons and sharp beaks? a. to eat acorns from oak trees, b. to catch and eat small animals, c. to dig holes in the ground for nests, d. to defend themselves from small animals
b. to catch and eat small animals
400
Which tool helped scientists figure out that rainbows are made of light waves of different lengths? a. prism, b. compass, c. ruler, d. mirror,
a. prism
500
Which action will not result in a physical change to an objects? a. breaking a piece of bread into two halves, b. melting a cube of sugar in a glass of hot tea, c. using scissors to cut a piece of paper into strips, d. picking up a rock and putting it in another place
d. picking a up a rock and putting it in another place
500
Which object has a surface that absorbs the most light? a. silver mirror, b. clear glass, c. black curtain, d. waxed paper
c. black curtain
500
Which of these was make possible by Isaac Newton's discovery of the law of gravity? a. electric power, b. space travel, c. laser surgery, d. cruise ship,
b. space travel
500
Which term is the name for the patterns in air temperature and rainfall that happen in a place over several years? a. location, b. phases, c. weather, d. climate,
d. climate
500
What is the correct order of the inner planets? a. Mercury, Neptune, Earth, Mars - B. Venus, Earth, Mars, Uranus - c. Mercury, Venus, Earth, Mars - d. Mercury, Earth, Mars, Jupiter -
c. Mercury, Venus, Earth, Mars