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Answers by Roisin

Answers by Roisin
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A nasa spacecraft measures the rate r of at which atmospheric pressure on mars decreases with altitude. the result at a certain altitude is: =r0.0421·kpakm−1 convert r to ·jcm−4 .
answered May 28, 2018
2 votes
199k views
ray is 23 years older than his sister Carol. in 20 years he will be twice as old as Carol. how old is each of them now?
answered May 8, 2018
4 votes
74.1k views
When guy uses cancer-causing chemical solvents to clean machinery at his auto body and paint shop, he wears thick rubber gloves, rubber boots, and a breathing mask. guy is avoiding occupational disease.
answered Jan 28, 2018
3 votes
62.8k views
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