If you put a drop of food coloring in water and watch the drop disperse, is entropy increasing or decreasing.

A negatively charged rod is brought near a neutral metal sphere. Which of the following is true? A negatively charged rod is brought near a neutral metal sphere. Which of the following is true? There is no electric force between the rod and sphere.

An airplane turns by tilting its wings at an angle to its horizontal plane. An airplane is circling an airport.

True or false ionic compounds that dissolve in water conduct electricity because they break into gases that move freely

1. A seismograph station is located 2000 km from an earthquake's epicenter. Explain the order that the S and P waves will arrive at the station. Using what you know about the characteristics of the different waves, explain your answer.

the brakes on a car do 240000j of work in stopping the car. if the car travels a distance of 40m while the brakes re being applied. how large is the average force that the brakes exert the car?

What form of matter is "vapor"?

If a recipe says to bake a pizza in 250 degrees Celsius at what temperature should you set your temperature that uses Fahrenheit scale

A German scientist, George Ohm, discovered the relationship between current, voltage, and resistance. This became known as Ohm's law.

The amount of fluid displaced by a submerged object depends on its

What kinds of space and matter can light travel through?