PLESE HELP What is the dependent variable of this testable question? How does the temperature of a tennis ball affect the height of its bounce?

Question 2 options:

brand of tennis balls

the age of the tennis ball

temperature of a tennis ball

height of its bounce
ILL GIVE BRANLIEST TO THE CORRECT ONE

Order the sequence of ideas that lead to marie curies discovery of radioactive elements number the events in chronological order starting with the oldest

Ms. hidalgo opens the door to her classroom. her classroom is 60 degrees and the air outside is 80. predict what will happen using your knowledge of how heat flows.

Which fact supports the conclusion that there will be fewer farm managers in the future? a) a farmer manager’s duties vary by the type of farm. b) farm technology is replacing some administrative jobs c) farm managers often need experience but not education. d) administrative duties include budgeting and training staff.