A wheel and axle is a type of simple machine that consists of a large object (the wheel) that surrounds and turns a smaller object (the axle).
Which of the following is an example of a wheel and axle?
OA. steering wheel
ОВ.
screwdriver
OC.
doorknob
D.
all of these

While goofing off at the ice skating rink, a student takes off her shoes and places each of them on the ice. her friend, a hockey player, then shoots a hockey puck at each shoe. the first puck immediately comes to rest after it collides with the left shoe. the second puck rebounds after it collides with the right shoe. if each hockey puck has the same incoming speed, which shoe has greater speed after the collision? the right shoe. both shoes have the same speed. the left shoe.

Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life

Name the non metal condut electricity