Cells & Organelles
Earth Science
Ecology & Food Webs
Matter & States of Matter
Natural Hazards
100

Which organelle controls what enters and leaves the cell?

What is the cell membrane?

100

What is the name of the supercontinent that existed millions of years ago?

What is Pangaea?

100

What is an organism that makes its own food?

What is a producer?

100

What is the force that pulls objects toward the center of the Earth?

What is gravity?

100

What is a natural hazard?

What is a natural event that can cause damage to people or the environment?

200

Which type of cell has no nucleus?

What is a prokaryotic cell?

200

What type of rock is formed from cooled magma or lava?

What is igneous rock?

200

What role do scavengers play in the food web?

What is they consume dead animals?

200

What is it called when a solid changes directly into a gas?

What is sublimation?

200

Which natural hazard is caused by sudden movement of tectonic plates?

What is an earthquake?

300

What is the job of the ribosomes?

What is to make proteins?

300

Which layer of Earth is made of liquid metal?

What is the outer core?

300

What is the term for all the living and nonliving things in an area?

What is an ecosystem?

300

How are the particles arranged in a solid?

What is tightly packed and vibrating in place?

300

What tool is used to measure the strength of an earthquake?

What is a seismograph?

400

What are the small structures within a cell that perform specific functions?

What are organelles?

400

What is the process of one tectonic plate sliding under another?

What is subduction?

400

What happens if a key species is removed from a food web?

What is the balance of the ecosystem can be disrupted?

400

What property of matter describes how much space it takes up?

What is volume?

400

Why are floods more likely after a wildfire?

What is because the land can't absorb water as well?

500

How do plant and animal cells differ in their energy processes?

What is plant cells perform photosynthesis and cellular respiration, animal cells only perform cellular respiration?

500

What kind of stress causes rocks to be pulled apart?

What is tension?

500

How does energy flow through a food web?

What is from producers to consumers to decomposers?

500

Which state of matter has no fixed shape but a definite volume?

What is a liquid?

500

How can communities reduce the impact of natural hazards?

What is by using early warning systems, building codes, and emergency plans?

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