What muscles are made of very long, cylinder shaped cells that can be also attached to the skin. Please help i really need this question

How does a hydroelectric power plant converts energy into energy.

Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments