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A block sits at rest on a table, 0.9 m above the ground. If the black has a six J of energy (with the ground set as zero height level), what is the mass of the block?

A block sits at rest on a table, 0.9 m above the ground. If the black has a six J of energy (with the ground set as zero height level), what is the mass of the block?
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3 votes
A block sits at rest on a table, 0.9 m above the ground. If the black has a six J of energy (with the ground set as zero height level), what is the mass of the block?

asked
User Tom Alabaster
by
7.6k points

1 Answer

7 votes
mgh=6
=> m=6/g/h =>m=6/9.8/.9=0.68kg
answered
User Petraszd
by
8.1k points
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