Which sentence BEST states the central idea of the first paragraph of "Roller Coaster Physics"? A. Potential energy is created by the lift hill.

B. Gravity is the force that makes roller coasters possible.

C. Kinetic and potential energy work together to power roller coasters.

D. Potential energy builds as a train car goes up the lift hill, while gravity pulls a train car down the tracks.

Read the paragraphs. frogs and toads share a similar appearance, but there are some differences between these animals. frogs have smooth, wet skin. most have long legs for jumping, and some can even climb trees. toads don’t hop as high or as far as frogs.read the paragraphs. toads have dry, bumpy skin. they have round bodies with short hind legs. imagine you are revising these paragraphs. which detail should be moved to improve the organization? they have round bodies with short hind legs. most have long legs for jumping, and some can even climb trees. frogs have smooth, wet skin. toads don’t hop as high or as far as frogs.

Hamlet act 1 what does queen gertrude tell hamlet?

Can someone me with an english language arts assignment? i need someone who's an expert or good at english language ! i need correct answers only !