TEST QUESTIONS AND ANSWERS 100%
CORRECT!
Which of these is the best explanation of how a smooth round stone became smooth?
A. continuous freezing and thawing
B. volcanic action
C. it fell off the side of a cliff
D. it was in a stream for a long time - ANSWER D. it was in a stream for a long time
When a lobster grows a claw to replace one that was lost, the process is called
A. restoration
B. retraction
C. regeneration
D. reproduction - ANSWER C. regeneration
Any astronomical body that revolves around a larger body is called
A. a nova
B. a comet
C. a satellite
D. an astroid
E. a meteoroid - ANSWER C. a satellite
In chemistry, to be classified as an organic substance must contain
A. sugar molecules
B. sodium atoms
C. carbon atoms
D. water molecules - ANSWER C. carbon atoms
According to their locations on the Periodic Table, argon (Ar) and neon (Ne) are
A. ionic
B. radioactive