The air inside a bicycle tire pump has 60 joules of work done on it as 20 joules of heat is conducted away from it. What is the change in internal energy of the air?
40 J
Physics & Space Science
You might also like to view...
It takes Neptune a longer time to orbit the Sun than Earth does because Neptune
A) has much further to go. B) goes much slower. C) both of these D) none of these
Physics & Space Science
If y = 0.02 sin (30x ? 400t) (SI units), the angular frequency of the wave is
a. 30 rad/s b. 30/2? rad/s c. 400/2? rad/s d. 400 rad/s e. 40/3 rad/s
Physics & Space Science
The fact that two electrons cannot occupy the same quantum state at the same time is the Heisenberg exclusion principle
a. True b. False Indicate whether the statement is true or false
Physics & Space Science
In Part A, you found that Planet Z should not have seasons. What single change to Planet Z's characteristics would cause it to have seasons?
a. a larger axis tilt b. a smaller size= c. a faster rotation rate d. a greater distance from its star
Physics & Space Science