ACAP 4th Grade Science Practice Test

These questions are part of the practice quiz. Start practicing

• In an experiment, which description best matches the dependent variable?
• Which statement best describes kinetic energy?
• Which plant part absorbs nutrients from the soil?
• What is weathering?
• Which statement describes a nonrenewable resource?
• What is an insulator?
• Which statement about leaves in photosynthesis is accurate?
• Which term means a solid natural substance with a definite chemical composition and crystal structure?
• The ability to do work is called:
• Which form of energy is carried by light from the Sun?
• What is the difference between weather and climate?
• Which state of matter has a definite volume but no definite shape?
• Which description defines a control in an experiment?
• Which of the following is a nonrenewable resource?
• Which gas do plants take in during photosynthesis?
• What property is the number of complete cycles that pass a point in one second?
• Nonrenewable Energy Sources exist in fixed amounts and cannot be replenished. Which statement describes them?
• Which gas do most plants take in during photosynthesis?
• What is the main function of plant roots?
• What is a food chain?
• Which organ is the main control center of the nervous system?
• Rain, snow, sleet, or hail that falls to the ground.
• Which plant part primarily carries out photosynthesis?
• What is an adaptation?
• Which statement best describes the age of fossils deeper in rock layers compared to fossils higher up?
• How is a rock different from a mineral?
• An ecosystem includes which of the following?
• How is metamorphosis best described? Give an example.
• What is a model in science?
• Structure that can be found on the inside of a plant or animal.
• What is photosynthesis?
• Which system uses the lungs to exchange gases with the air?
• What is an adaptation?
• What is an ecosystem?
• In a fair test, why is it important to keep most variables the same?
• What is a mineral?
• What is an ecosystem?
• What is one common way to conserve water at home?
• The number of complete wavelengths that pass a point in a given time is what?
• What is a hypothesis?
• What is the difference between a food chain and a food web?
• Which force pulls objects toward Earth's center?
• Which plant tissue transports sugars from leaves to the rest of the plant?
• If a plant has a structure but stores water and nutrients, what function does this describe?
• What is gravity?
• How can soil be damaged and how can it be protected?
• Which statement best describes a consumer in an ecosystem?
• When a gas changes to a liquid.
• What does a habitat provide for an organism?
• Which system transports oxygen-rich blood around the body?
• Which statement best protects soil from erosion?
• What is respiration in animals?
• What is a predator?
• The movement of energy through water, sound or light is called what?
• How does heat affect the state of matter?
• In an experiment, which variable is measured to observe the effect?
• Which body system would be most affected by an injury that prevents you from moving your arm?
• In a food chain, what is a consumer?
• Which process is necessary for seed production and involves moving pollen?
• In a food chain, what is a producer?
• What process turns water vapor into a liquid?
• How do you design a fair science test?
• Features that make up the Earth's surface such as a plain, mountain, or valley are called:
• In a simple food chain, what is usually the producer?
• What is the process called when sediment is laid down in new locations?
• Which term would you label the landforms and elevations shown on a map?
• A map that shows the surface features of an area is called?
• Which adaptation helps animals survive cold environments?
• What provides energy for most food chains?
• Which device measures air pressure?
• Which instrument is used to measure how much rain falls?
• What is a circuit?
• In the butterfly life cycle, what stage comes after egg?
• Which statement describes chemical weathering?
• Which term describes the bending of light as it passes from one substance to another?
• Which material does not allow heat or electricity to move through easily?
• Which system provides support and protection for the body, produces blood cells, and stores minerals?
• Which term means changing energy from one form into another form?
• Two bar magnets are brought close with opposite poles facing each other; what happens?
• Which term is described as the function that leads to seed production after fertilization?
• What is a rock mainly made of?
• What best describes a model in science?
• What term describes water located beneath the surface that can be accessed by wells?
• If you catch a fever because your body is fighting something, which system is primarily involved?
• What is precipitation?
• What role does the Sun play in Earth's climate and weather?
• What is an inference?
• What is electricity?
• Which statement best distinguishes an observation from an inference?
• Which term describes forces that build up mountains and landmasses on Earth's surface?
• In an experiment, what is the independent variable?
• Which term describes something not occurring in nature and made by humans?
• Which plant structure provides support and stores food and water?
• Which plant part is primarily responsible for absorbing nutrients from the soil?
• For seed germination, which two conditions are typically necessary?
• Which process describes the change from a liquid to a gas?
• Which of the following is a pollination agent?
• Which body systems work together to allow movement in animals?
• Which term refers to the system of signaling using dots and dashes to convey letters?
• Which term describes energy moving from one object to another?
• Which plant part is mainly responsible for capturing light energy?
• What are fossils?
• What is a control in an experiment?
• Why do plants need sunlight?
• Which term describes energy moving from one object to another?
• Which system brings oxygen into the body and removes carbon dioxide?
• Which simple machine is a wheel attached to a shaft to change force?
• Which system keeps us healthy and blocks germs from making us sick?
• Which state of matter can flow and fill a container but has a definite volume?
• Why are seeds dispersed away from the parent plant?
• Lowest point of a wave?
• The breaking down of rocks and other materials on the Earth's surface by wind, water or ice is called what?
• What is the main source of energy for most food chains?
• Which term refers to the system of dots and dashes used to represent letters in writing and communication?
• Which statement about fossils is true?
• Which instrument measures temperature?
• If a fossil is at the bottom of a rock layer, it is generally:
• How would you describe weather?
• What term means a complete circuit through which electricity flows?
• Rainfall that is not absorbed by soil and travels to the ocean is called?
• Which resource would be considered Renewable Energy Sources?
• What best describes a controlled experiment?
• What term means when light bounces off a surface and changes direction?
• Which plant tissue primarily transports water and minerals around the plant?
• What is the main function of a plant's roots?
• Renewable Energy Sources are energy sources that can be replaced through ongoing natural processes. Which statement best describes Renewable Energy Sources?
• Which plant part is primarily responsible for photosynthesis?
• Which phrase best matches slow changes to the Earth such as weathering, erosion, and deposition?
• What are the three states of matter?
• Solid turning into a liquid is called what?
• What is the main control center of the body?
• Which resource is nonrenewable?
• Which process involves rocks being moved from one place to another by natural forces?
• What property is the highest point on a wave?
• Water found below the Earth's surface is called?
• Which process describes water that flows over the land after rainfall and can feed rivers?
• How do magnets attract or repel?
• What do you call an incomplete circuit in which no current flows?
• Which system controls the body's responses to internal and external changes?
• What is a habitat?
• In an experiment, what is the dependent variable?
• In an experiment, which description best matches the independent variable?
• What is the correct order of a butterfly's life cycle?
• Which process involves water vapor cooling and changing into a liquid?
• When rain turns back into a gas.
• What is energy from the sun called?
• Which state of matter has a definite shape and a definite volume?
• Which term means changing energy from one form to another?
• Which of the following lists the three fundamental states of matter?
• Which form of water falls from clouds to Earth's surface?
• Which term describes the ability of living things to adjust to their environment?
• Which simple machine has a wedge-shaped edge that splits or cuts?
• Which is a natural resource such as minerals, forests, water, and fertile land?
• Which instrument measures how much rain falls?
• Which resource would be considered Nonrenewable Energy Sources?
• Which energy form is associated with sunlight that allows us to see objects?
• Which statement about energy transfer in ecosystems is true?
• Which variable is intentionally changed by the researcher in an experiment?
• Highest point of a wave?
• What property describes how tall a wave is from the rest position to its crest?
• Which material allows heat and electricity to pass through easily?
• How is climate different from weather?
• Which simple machine is a helical incline wrapped around a cylinder?
• Which term describes the process of sediments being dropped and laid down in a new location?
• In a basic food chain, which organism role is commonly filled by plants?
• Which instrument helps indicate wind direction?
• In an experiment, which term describes the variable that is changed on purpose?
• What term refers to a material that is not naturally occurring and has been made by humans, such as bricks or soft drinks?
• Which part of a flower becomes a seed after fertilization?
• Which surface would create the least friction for a sliding book?
• Which system breaks down food into nutrients that can be absorbed by the body?
• What effect does friction have on moving objects?
• Which phrase describes coal, oil, natural gas, and other fuels formed from ancient organisms?
• If you hold a rock at the top of a hill, the energy it possesses due to its position is called
• Which term describes forces that wear away or break down land masses on Earth's surface (weathering and erosion)?
• What is a producer in an ecosystem?
• Which of the following is NOT a sign of living things?
• Which plant tissue mainly transports water from roots to leaves?
• Which simple machine is a ramp an example of?
• Which state has no fixed shape or volume?
• What term describes resources such as minerals, forests, water, and fertile land that occur in nature?
• How can you tell something is living?
• What happens to a solid when it is heated?
• How is climate different from weather?
• The height of a wave's crest is called?
• What is the process called when a solid changes into a liquid?
• Processes by which rock, sand, and soil are broken down and carried away are called what?
• Which instrument measures humidity?
• Which simple machine uses a wheel attached to a shaft to change force?
• Which process forms clouds when water vapor cools?
• Structures that are found outside of a plant or animal.
• Which statement about energy transfer in a food chain is true?
• What is the process called when a liquid changes into a gas?
• Which choice best defines an observation?
• If a fossil is found at the top of a rock layer, it is generally:
• Which of the following is a landform?
• What is the process called when a liquid changes into a gas?
• Which simple machine consists of a wheel with a rope or chain around it?
• Which statement best describes a renewable resource?
• The continuous process by which water moves from Earth's surface to the atmosphere and back.
• Which property is the distance between two corresponding points on adjacent waves?
• The distance between two parts of a wave is called?
• Which state of matter has no fixed shape or volume?
• Which system enables movement, maintains posture, aids in breathing, and facilitates blood and food circulation?
• What is the process called when a solid changes directly into a gas?
• Which gas do plants primarily take in during photosynthesis, and which gas do they release?
• Which of the following is a renewable resource?
• Why is biodiversity important in ecosystems?
• Which term names energy due to motion?
• Which word means to decipher or decode a message?
• Which phrase best matches fast changes to the Earth such as volcano, earthquake, landslide?
• Which plant part carries out photosynthesis?
• Which process changes liquid water into water vapor?
• Name four processes of the water cycle.
• Which statement about metamorphosis is true?
• What is a hypothesis?
• Which instrument is used to measure temperature?
• Which set of tools are used to measure weather?
• Which agents help pollination?
• Which term describes long-term weather patterns?
• What is friction?
• In a simple circuit, what happens to the electric current if the path is incomplete?
• Why are seeds dispersed away from the parent plant?
• How can you conserve water at home?
• What term describes changes in physical structure or behavior that allow an animal or plant to survive and reproduce in an environment?
• How does elevation affect climate on a mountain?
• Which tool would you use to measure the length of a pencil in centimeters?
• What term describes a path for an electrical current to flow around?
• Which combination of ingredients is required for photosynthesis?
• What is an observation?
• Which process involves moving pollen from the male to the female reproductive structures in plants?
• Which instrument helps indicate wind direction?
• Biodiversity means what?
• Which term describes the continuous movement of water through the atmosphere and Earth's surface?
• Stored energy because of position?
• What energy transformation occurs when a lamp is turned on?