Awheelbarrow can be used to lift a load, such as a pile of dirt, and then push the load across a distance.

which simple machines make up a wheelbarrow?

a pulley and an inclined plane
a wheel and axle and a lever
a pulley and a wheel and axle
a lever and a wedge

The answer to this question would be “a wheel and axle and a lever”.

Wheelbarrows are used to carry more goods from place to place using minimal force as compared when carried by hand. With this machine, people can save time during hauling.

answer: i'm not sure which is which for i get confused on it all the time but i can tell you that the answer lies with the convex and concave devices. i hope this you. have a good day and best of luck to you!

explanation: