M= 1000 g g= 10 m/s2 h= 10 K. E at GROUND = 400 j M. E = J
the answer is 400
plz explain how

as a general rule, scissors have blades less than 6 in (15 cm) long and usually have handles with finger holes of the same size. shears have blades scissors used to cut hair or fabric must be much sharper.

statement #3 on andre"s list is false.

there are no contact forces mentioned on the list of choices that you've provided.