Discovery Channel
Forces [videorecording]. / Discovery Channel. - Quezon City : Felta, c2004. - 1 videodisc (26 mins.) - Discovery Channel ; School .
+ 1 Teacher's guide
Learn about these exciting forces of nature. Caution: Understanding forces may lead to an acute case of the "smarts." Symptoms include knowledge of why things fall, float, skid, stop, push, and pull.
Force and energy.
Forces [videorecording]. / Discovery Channel. - Quezon City : Felta, c2004. - 1 videodisc (26 mins.) - Discovery Channel ; School .
+ 1 Teacher's guide
Learn about these exciting forces of nature. Caution: Understanding forces may lead to an acute case of the "smarts." Symptoms include knowledge of why things fall, float, skid, stop, push, and pull.
Force and energy.