Which of the following statements describes a compound machine? a) it has movement in only one direction b)it makes work more difficult c)it is made up of more than one simple machine d)it can be acted by one force

answer:

it is C

Explanation:

I learnedit in sixth grade public school before i came to cca

Compound machines are structurally built or made with more than one simple machine. A good example of this is the wheelbarrow, which consists of a lever, an axle, and a wheel. These are different simple machines that when bound together can help us perform difficult tasks (e.g. lifting or transferring heavy loads).  

children tend to take more after their grandparents more than their parents. it’s the dna you received that was passed down to you somewhere in your family. maybe one of your grandparents had/has straight hair and you might have gotten it from them.

answer; i believe the correct answer to the above question is ( friction)