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Vocabularies
Changes
Chemistry
Physics
I feel lucky!
100

An electrical or mechanical device used for measuring temperature .

Thermometer

100
Things with a definite size and shape, which serve a definite purpose or function.
What are structures?
100
A single, prominent root with numerous small roots coming out out it, that can reach deep into the ground to obtain moisture.
What is a taproot?
100
A naturally occuring, non-living crystalline material that makes up rocks.
What are minerals?
100
Someone who studies the relationship between living organisms and their environment.
What is ecologist?
200

When something reacts with oxygen in the air in an explosive manner

Burning

200
What an object is supposed to do?
What is function?
200
A shallow root system that can quickly soak up moisture just below the soil.
What is fibrous root?
200
The thin outermost layer of Earth.
What is Earth's crust?
200
The materials and products that are found in nature, which are used to meet our basic needs.
What are natural resources?
300

A point in temperature when a matter changes from vibrating to moving in a fixed volume

Melting point

300
A push or a pull.
What is force?
300
This plant structure is the highway for transporting water and nutrients to and from the leaves and roots.
What is a stem?
300
A scale used to find how hard a mineral is on a scale of one to ten.
What is Mohs Hardness Scale?
300
A common pesticide used in the mid-1900s that lead to the extinction of many birds.
What is DDT?
400

Something that takes up space and volume

Matter

400
The measure of the amount of matter in an object.
What is mass?
400
The process n which plants use sunlight, water, and carbon dioxide to produce its own food.
What is photosynthesis?
400
Molten rock found inside the Earth's crust.
What is magma?
400
The term used to describe how natural resources being renewed at least as quickly as they are being used, and all wastes are able to be completely absorbed.
What is sustainability?
500

A name of a reaction between hydrochloric acid and sodium hydroxide 

Neutralisation

500
The force of gravity exerted on a mass.
What is weight?
500
This female reproductive organ contains the stigma, style, ovary and ovules.
What is the pistil?
500
The process in which rocks continuously change.
What is the "Rock Cycle?"
500
The movement of pollutants through levels of a food chain so that greater quantities are retained with movement up the food chain.
What is bioaccumulation?