Course

Environmental Science

Study Pack

Set 2 Science Matter Energy And Systems

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Question 1

(Multiple Choice)

Free
Electromagnetic energy travels in _____.

A)waves
B)packets
C)nodes
D)modules
E)chunks

Answer

Question 2

(Multiple Choice)

Free
What is the distinct piece of DNA containing instructions for making proteins?

A)chromosome
B)nucleotide
C)amino acid
D)cell membrane
E)hydrocarbon

Answer

Question 3

(Multiple Choice)

Free
What is the most basic building block of matter?

A)molecules
B)compounds
C)ions
D)atoms
E)minerals

Answer