Which tool has a greater mechanical advantage, and why? OA. The lopper, because its longer handles can produce more output
O B. The lopper, because the input work is the same as the output work
C. The hand shears, because you can apply less total force to the
force with less input force
handles with one hand
OD. The hand shears, because their shorter handles transfer force
more quickly to the cutting blade

Anybody wanna ? (picture included? )

Critical mass is the of material required to produce a chain reaction. a.) minimum amount b.) atomic mass c.) precise amount d.) maximum amount

Aball thrown by ginger is moving upward through the air. diagram a shows a box with a downward arrow. diagram b shows a box with an upward arrow. diagram c shows a box with a downward and upward arrow equal in size. diagram d shows a box with a downward and upward arrow with the downward arrow larger in size. which force diagram represents the forces on the ball? you may neglect the effects of air resistance.