Life Science
Earth Science
Physical Science
Technology
Lots of other questions
100
This organelle is found only in plant cells and is made of cellulose.
What is the cell wall?
100
This type of heat transfer occurs when the sun's heat is transferred to Earth.
What is radiation?
100
Sugar contains the elements carbon, hydrogen, and oxygen. It is an example of this.
What is a compound?
100
A manufacturer wants to create a food container that is inexpensive, airtight, microwave safe, and does not break easily. He/she uses this material.
What is plastic?
100
This is one way to prove evolution.
What is comparing DNA (or homologous structures, fossils, early development)
200
This body system is responsible for recognizing, attacking, and destroying foreign substances that invade your body.
What is the immune system?
200
This occurs when two plates collide with one another.
What is a mountain?
200
This phase of matter takes on the shape of it container and has a definite volume.
What is a liquid?
200
This type of bridge can hold the heaviest loads.
What is an arch?
200
These are found in the nucleus and contain your genetic information.
What is chromosomes (or chromatin)?
300
These item are the products of photosynthesis.
What are water and sugar?
300
This internal layer of the Earth is made of solid iron.
What is the inner core?
300
Water boiling is an example of this type of change.
What is a physical change?
300
This is the function of a radio station tower in a communication system.
What is the transmitter?
300
This type of organism breaks down dead or decaying organism or feeds on the nutrients in the soil such as a mushroom.
What is a decomposer?
400
What is the difference between: carnivores, omnivores, herbivores and decomposers ?
What is:


carnivores - eat meat

omnivores - eat meat and plants

herbivores - eat plants

decomposers - break down dead and decaying organisms 

400
This type of rock is formed from heat and pressure deep within the Earth which takes many years. Marble is an example.
What is metamorphic rock?
400
This is the smallest unit of an element that still has the properties of that element.
What is an atom?
400
Scientists are working for a company that is testing a medicine to help damaged tissues. They are working for this part of the company.
What is research?
400
This is the term used to define how the Earth spins on its axis.
What is rotation?
500
A paramecium belongs to this kingdom.
What is Protista?
500
The bedrock in Massachusetts is often scraped and polished. This most likelt causes the scraping and polishing of the bedrock.
What is the movement of glaciers?
500
This type of energy is stored energy.
What is potential energy?
500

What is the system of making many of the same items very quickly, usually done by a machine ?

What is mass production?

500
This changes when an object leaves the earth and travels to the moon.
What is weight?
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