When a physical change in a sample occurs which of the following does not change?
a. volume b. composition c. temperature or d. shape

Astudent is working in the lab to determine how time affect impulse the student keeps the force the same in each row but changes impact the time some data is shown witch trial has the greatest a student is working in the lab to determine how time affect impulse the student keeps the fours the same in each row but change is the impact time some data shown witch trial has the greatest impulse

Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?

Explain why electric current cannot exist if a current doesn't have a voltage source.