Circulation system. Blood to working muscles.
Skeleton supports movement and gives leverage
Breathing system. Need more O2 when muscles are working.
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Does the rock breathe ? No.
Does it grow ? No
Can it move by itself ? No
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3 DNA profile ?
It's A.Gas molecules moving more quickly..... hope it helps you dear
Answer:
200 m North
Explanation:
1. Let's represent north as positive and south as negative.
(100 m)+(-200 m)+(300 m)
= 200 m
2. Since the answer is positive, the units are 100 m NORTH since north represents positive.
Alright... sounds good man.