Miss Brenda 3A: You can move things in different ways. A push or a pull that makes something move is called a force. A force changes the way an object moves.

jueves, 13 de febrero de 2014

You can move things in different ways. A push or a pull that makes something move is called a force. A force changes the way an object moves.

No hay comentarios:

Publicar un comentario

Suscribirse a: Enviar comentarios (Atom)