How do simple machines make work easier?

A.
They apply force quickly.

B.
They change the strength or direction of a force.

C.
They maintain the distance of a force.

D.
They decrease the power available.

Question

How do simple machines make work easier?	
 
 A.
They apply force quickly.
 
 B.
They change the strength or direction of a force.
 
 C.
They maintain the distance of a force.
 
 D.
They decrease the power available.

anonymous · Answer

@bohotness @kathlyn98 @Crissy15

anonymous · Answer

http://www.brighthubeducation.com/science-homework-help/107178-simple-machines-that-make-work-easier/ B. They change the strength or direction of a force.

anonymous · Answer

Thank you 
you are such a lifesaver

anonymous · Answer

thanks :D

anonymous · Answer

No thank you!!!