Many people love roller coasters. Some people call them scream machines. They agree that riding a roller coaster is a thrilling experience. What you may not realize while you are going so fast is that a roller coaster has no engine. You are not being propelled around the track by a motor. A roller coaster moves on its own. How do you think that can happen?

Flowchart with 6 boxes. box a sits at the very bottom of the left side of the flowchart, which flows into box b. box b flows into box c. box c flows into box d. on the bottom of the right side of the flowchart, box f flows into box e, and box e flows into box d. box d is the highest point in the flowchart. which of the following sections represent state-level courts? d, e, f b, e a, b, c a, f

How does cultural diffusion affect civilization

Which researcher found american capitalism and the inequality of women to be at odds with the country's professed moral principles?