Air at 27 ºC and 5 atm is throttled by a valve to 1 atm. If the valve is adiabatic and the change in kinetic energy is negligible, what is the exit temperature of the air?

What are good ways to remember formulas?

In this example we will see how a transformer can be used to change the voltage output of a wall receptacle. A friend returns from Europe with a device that she claims to be the world's greatest coffee maker.

What properties are different between blue light and red light?

Two blocks are the same size one block has a higher temperature than the other. Which describes the thermal energy of these blocks

What is the main reason for using a data table for collecting data? If you put a question in the answer box or anything that isn't a answer in the answer box I will report you!

In your own words describe an interaction between the chromosphere and the hydrosphere

Ming drives across Arizona in the middle of July. She drives for two hours in the hot, desert sun before stopping for some snacks. Which statement describes the condition of the tires on Ming's car when she stops? A.

Why is it harder to get something moving than to keep it moving?

An advertisement for a new fish food claims that lab studies show that fish grew three inches in three weeks while eating the food. Travis wondered if the food was worth the extra cost. To evaluate the claim in the advertisement, Travis should

What will happen to an astronaut when the jets produce these four forces