A student tests the germination of seeds to see if the amount of water affects the rate of germination. She uses 15 seeds wrapped in paper towels with varying amounts of water. What is her independent variable?
W) The amount of water on each towel
X) The type of seeds used
Y) The number of seeds used
Z) The rate of germination
✔️Answer:W) THE AMOUNT OF WATER ON EACH TOWEL
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