Space
Gina looks at the stars in the clear night sky. She notices that some stars are brighter than others. Which of the following characteristics do the brighter stars have compared to the other stars?
A The brighter stars reflect more light from the Sun.
B The brighter stars give off less energy.
C The brighter stars are closer to Earth.
D The brighter stars have planets
C. The brighter stars are closer to Earth.
A. Weather is the average temperature over many years; climate is daily changes.
B. Climate changes every day; weather stays the same.
C. Weather describes short-term conditions; climate describes long-term patterns.
D. Climate is only about rainfall; weather is only about temperature.
C. Weather describes short-term conditions; climate describes long-term patterns.
Which part of the water cycle is most responsible for cloud formation?
A. Precipitation
B. Condensation
C. Evaporation
D. Collection
B. Condensation
Which stage is part of the life cycle of a butterfly?
A. Seed
B. Egg
C. Pup
D. Leaf
B. Egg
Why do scientists repeat experiments?
A. To make the experiment shorter
B. To prove others wrong
C. To check for accuracy and reliability
D. To change the results
C. To check for accuracy and reliability
Which of the following is a characteristic of the outer planets in our solar system?
A. They are small and rocky.
B. They have solid surfaces.
C. They are made mostly of gas.
D. They are closer to the Sun than Earth.
C. They are made mostly of gas
How does the ocean affect weather near coastal areas?
A. It makes the weather more extreme.
B. It causes more tornadoes.
C. It helps keep temperatures more moderate.
D. It prevents rainfall.
C. It helps keep temperatures more moderate.
What role does the ocean play in the water cycle?
A. It prevents evaporation.
B. It stores freshwater.
C. It is a major source of evaporation.
D. It causes precipitation to stop.
C. It is a major source of evaporation.
What is the correct order of the frog’s life cycle?
A. Egg → Tadpole → Adult Frog
B. Tadpole → Egg → Adult Frog
C. Adult Frog → Egg → Tadpole
D. Egg → Adult Frog → Tadpole
A. Egg → Tadpole → Adult Frog
Which of the following is a testable hypothesis?
A. I think science is fun.
B. Plants grow taller with more sunlight.
C. One soap is better than another soap.
D. Blue is the best color.
B. Plants grow taller with more sunlight
What is the main difference between a star and a planet?
A. Stars are smaller than planets.
B. Stars produce their own light; planets do not.
C. Planets are made of gas; stars are made of rock.
D. Planets orbit moons; stars do not.
Which weather condition is most likely when the air pressure drops quickly?
A. Clear skies and sunshine
B. Calm winds and dry air
C. Cloudy and storms
D. High temperature and clouds
C. Cloudy and storms
Which of the following is NOT a form of precipitation?
A. Rain
B. Snow
C. Fog
D. Hail
C. Fog
Which of the following animals goes through metamorphosis during its life cycle?
A. Dog
B. Bird
C. Moth
D. Fish
C. Moth
What is the purpose of a control group in an experiment?
A. To make the experiment more exciting
B. To compare results and see the effect of the variable
C. To change the outcome
D. To test multiple variables at once
B. To compare results and see the effect of the variable
What causes day and night on Earth?
A. The Moon blocking the Sun’s light.
B. Earth revolving around the Sun.
C. Earth rotating on its axis.
D. The Sun moving around Earth.
C. Earth rotating on its axis
Which type of precipitation forms when raindrops freeze before hitting the ground?
A. Rain
B. Snow
C. Sleet
D. Hail
C. Sleet
What happens during evaporation in the water cycle?
A. Water vapor turns into liquid water.
B. Water is absorbed into the ground.
C. Liquid water changes into water vapor.
D. Water falls from clouds to the ground.
C. Liquid water changes into water vapor.
Which of the following is true about all life cycles of living organisms?
A. All life cycles begin with adulthood.
B. All organisms go through the same stages.
C. All life cycles include birth, growth, reproduction, and death.
D. All organisms go through metamorphosis.
C. All life cycles include birth, growth, reproduction, and death.
What does it mean when data is “valid”?
A. It is made up
B. It supports the hypothesis
C. It is accurate and based on careful observation
D. It is written in a chart
C. It is accurate and based on careful observation
What causes the seasons on Earth?
A. The Moon’s gravity pulling on Earth.
B. Earth’s rotation on its axis.
C. Earth’s tilted axis and its orbit around the Sun.
D. Changes in the Sun’s temperature
C. Earth’s tilted axis and its orbit around the Sun.
Which tool do meteorologists use to measure wind speed?
A. Thermometer
B. Barometer
C. Anemometer
D. Rain gauge
C. Anemometer
Which process in the water cycle involves water vapor cooling and changing back into liquid form?
A. Precipitation
B. Evaporation
C. Condensation
D. Collection
C. Condensation
Which of the following best describes metamorphosis?
A. A plant growing from a seed
B. A gradual change in size over time
C. A major change in body form during an organism’s life cycle
D. The process of photosynthesis in plants
C. A major change in body form during an organism’s life cycle
What is a variable in a science experiment?
A. A tool used for measuring
B. A step in the scientific method
C. Something that can change and affect the outcome
D. A type of graph
C. Something that can change and affect the outcome