What happens to an ocean current when it hits a continent?

a.

It changes direction.

c.

It moves toward the equator.

b.

It moves toward the poles.

d.

It speeds up.

Consider a sphere, an infinitely long cylinder, and a plane of infinite length and width (a, b and c below). Imagine that you can hover above each one in your own personal helicopter.

The energy efficiency of a car is approximately 20%. If you put 10 gallons of gas into the car, how many gallons are "wasted"?

What is phanerogam? mention it's two group

Which type of wave cannot travel through a vacuum? visible light waves X-ray waves gamma ray waves sound waves

Which of the following statements are true concerning stable nuclei? Check all that apply. There is no limit to the size of a stable nucleus because of the great strength of the strong nuclear force.

Which statement describes the formation of a nebula? A. An elliptical flattened disk begins. B. A bulging core with irregular stars around it forms. C. A large flattened core at the center contracts. D. Gases from a dead star gather and contract.

What are 4 things that can happen to a light wave when it hits an object?

Which of the following is NOT a strategy to prevent falls? a. keeping walking surfaces free from moisture and clutter b. replacing damaged electrical cords c. installing handrails for stairs d. keeping a ladder handy for reaching high places

What are a few things that could not be used as evidence?

Examples were friction is not useful