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  • Stage 1


    Answer 4 questions correctly in a row.

Read the text about an object in motion.
Ellen went bowling with some friends. She rolled her ball along the flat bowling lane toward the pins.
Complete the statement. Assume that the ball's mass did not change.
The gravitational potential energy stored between 
the ball
 and Earth 
decreased

 as 
the ball rolled along the lane
.
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