Speed= distance/ time so distance = speed * time= 28 * 20= 560m .. so the answer is 560m.. l hope it helped :)
The adaptation that is genetic change or mutatiton help makes an organism to survive better in their new environment.
The answer to your quesiton is,
A) Venus has phases.
-Mabel <3
Mass is the physical quantity
Explanation:
Can be safer and cheaper than the real world. Able to test a product or system works before building it. Can use it to find unexpected problems. Can speed things up or slow them down to see changes over long or short periods of time.
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