One time when Mrs. Lucier went to the grocery store she bought all the types of microwave popcorn that the store had.
She wondered if the buttered popcorn would yield more popcorn.

Scientific Question: Does the amount of butter on the popcorn kernels affect the number of kernels that pop?

Her hypothesis: If the amount of butter in microwave popcorn is increased, then the number of kernels popped will increase.
5B. Identify the Independent Variable and Dependent Variable.
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1 point
IV: Amount of butter DV: The number of kernels that pop
IV: The number of kernels that pop DV: Amount of butter