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4 votes
Bellma wants to test if a bouncy ball will bounce higher if it is warmer. For her experiment

test, she puts her bouncy ball in warm, 70°C water. She takes it out and lets it go from the
height of 2m, and the ball bounces. She records the whole thing on video.
What should Bellma do for a control test so that she can.compare the results to her experiment?
State EVERYTHING that is important! (5pts)

1 Answer

2 votes

Answer:

bounce the ball from the same height without heating it, use water at room temperature, record to compare

User Niamh
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