Answer: atmosphere
Explanation:
We cannot see the surface of Mars because of its thick atmosphere and of the iron dust that kicks up
The sound is basically just frequency. Because the sound becomes higher in pitch.
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Answer:
B
Explanation:
Building up emotions can be bad for your health and hurt you mentally all other options are good.
Answer:
2
1
2
1
3
1
Explanation:
I'm pretty sure these are right. you might want to go back and check the first and third, but the other 4 are right
