Select the correct answer. What causes a ray of white light to split into seven colors when passed through a prism? A. refraction B. reflection C. filtering D. absorption

Zoe has 25 grams of water (c = 4.186) at 10°C, which she mixes with 12 grams of water at 30°C. Assume that no heat is lost to the surroundings. What is the final temperature of the two liquids? The answer is expressed to the nearest whole number.

In a harbor, you can see sea waves traveling around the edges of small stationary boats. Why does this happen?

A 0.95-kg sample of water at 11°C is in a calorimeter. You drop a piece of steel with a mass of 0.39 kg at 212°C into it.

For years, the tallest tower in the United States was the Phoenix Shot Tower in Baltimore, Maryland. The shot tower was used from 1828 to1892 to make lead shot for pistols and rifles and molded shot for cannons and other instruments of warfare.

Who would most likely be required to work with sodium hydroxide? A: a plumber B: a gardener C: a bricklayer D: a mechanic

Two speakers are 3.0 m apart and play identical tones of frequency 170 Hz. Sam stands directly in front of one speaker at a distance of 4.0 m. Is this a loud spot or a quiet spot? Assume that the speed of sound in air is 340 m/s.

Height formula in physics

What do we expect to happen to Earth's air temperature if the amount of energy from the sun that reaches the Earth's surface is reduced by half?

The gravitational force between two objects increases as mass A. decreases or distance decreases. B. decreases or distance increases. C. increases or distance decreases. D. increases or distance increases.

A friend asks you how much pressure is in your car tires. You know that the tire manufacturer recommends 30 psi, but it's been a while since you've checked. You can't find a tire gauge in the car, but you do find the owner's manual and a ruler.