PLEASE HELP FAST! When the south pole of a magnet approaches this iron nail from the left, what
happens to its domains?
A. All the arrows align to point down.
B. AIl the arrows align to point left.
C. AIl the arrows align to point up.
D. All the arrows align to point right.

James is trying to prove newton's 2nd law of motion. he tries to move four different objects with different masses, shapes, and sizes from point a to point b. the objects are a toy car, a car, a refrigerator, and a kitchen table. after some experimentation, he finds that force is dependent on the mass of the object, rather than it's size or shape. the object that takes the most force to move is the

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?

The smallest particle of an element that retains its identity in a chemical reaction. true or false