Apole is any material that attracts iron and materials that contain iron.

false

Explanation:

ANY MATERIAL THAT ATTRACTS IRON OR MATERIALS CONTAINING IRON IS CALLED A MAGNET. ALL MAGNETS HAVE TWO POLES, EXERT FORCES, AND ARE SURROUNDED BY A MAGNETIC FIELD.

the chart show the masses and velocities of two colliding objects that stick together after a collision.

according to the law of conservation of momentum, the momentum of the object after the collision is  

answer

1,500

kg • m/s.

answer a fan shaped mass of sediment deposited at the base of a mountain front do to an abrupt change in stream gradient;