A person who has designed something that hasn't existed before is called ...
Science about matter and energy such as light, heat, sound, etc.
Do you know who ... penicillin?
Matching.
It is the science that studies the relations of plants, animals and people to each other and to their environment.
What do THE THREE Rs stand for?
If we ... paper we will save trees.
More species ... if we protect nature.
Alfred Nobel ... dynamite.
Match the word to its definition.
The UK includes ..
Great Britain includes
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