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Two 1.5 kg balls move

two balls are moving toward each other on a track. The balls collide. A student claims there is a change in energy when the
1. 5 answers
2. asked by Exoctic_DrEaMs
3. 92 views
Two billard balls move toward one another.The balls have identical masses, and the collision is perfectly elastic. The initial
1. 1 answer
2. asked by Renee
3. 663 views
suppose a hat containing 100 balls consists of 20blue ball,30yellow balls,30red balls and 20green balls.a sample of 5 balls is
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2. asked by pat
3. 734 views
Two balls are released from the same height on the moon. They both reach the ground at the same time. Which statement is correct
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2. asked by Katy
3. 760 views
A blue ball travelling at 2m/s hits a red ball at rest on a table. after they collide both balls move in the same direction.
1. 2 answers
2. asked by Maria
3. 622 views
A blue ball travelling at 2m/s collides with a red ball at rest on a table. After they collide, both balls move in the same
1. 1 answer
2. asked by Maria
3. 586 views
A primary school teacher has 2 red balls , 2 blue balls, 2 yellow balls , 3 green balls , in how many ways can 9 coloured balls
1. 1 answer
2. asked by Ndingoho
3. 252 views
There are 5 red balls, 5 white balls and 3 green balls in a bag. Nelson is blindfolded before he draws 3 balls from the bag.
1. 1 answer
2. asked by panu9oeae
3. 640 views
There are 30 pieces of 4 different colours but same size balls in a bag.Asmo is asked to take out balls from the bag with closed
1. 1 answer
2. asked by vault tec
3. 889 views
A box contains 6 red balls, 4 blue balls, and 2 green balls. Three balls are randomly drawn (without replacement) from the box.
1. 3 answers
2. asked by Ryan
3. 4,096 views