Cobb, Vicki.

Why doesn't the earth fall up? : and other not such dumb questions about motion / by Vicki Cobb ; illustrated by Ted Enik. - 1st ed. - New York : Lodestar Books, c1988. - 40 p. : ill. ; 21 x 23 cm.

Includes index.

Answers nine questions about motion, explaining Newton's Laws of Motion, gravity, centrifugal force, and other principles of movement.

ISBN: 0525672532

LCCN: 88011108 /AC

Subjects--Topical Terms:
Motion--Miscellanea--Juvenile literature.
Motion.
Questions and answers.

LC Class. No.: QC127.4 / .C63 1988

Dewey Class. No.: 531/.11