2 A student investigates whether the time for a ball bearing to fall 50 cm through oil depend what is one reason why the tube of oil is more suitable than a measuring cylinder for the

d

explanation:

i think the answer is d. but im not sure!

yup its correct its: c) b b

the simple machine has three main features. they are:

fulcrum is the center point or pivot point of the machine. effort is input force/ applied force. load is external force/ output.

the keisha 's machine labels are

x : load

y: fulcrum

z: lever