Luis wanted to know which of his 4 toy cars is the fastest. he conducted an experime and recorded his results in the table shown below.
car track 1 track 2 track 3
1 2.0 s 2.3 s 4.0 s
2 2.5 s 3.0 s 4.5 s
3 4.0 s 4.6 s 8.0 s
4 1.5 s 2.0 s 3.5 s
what were the dependent and independent variables in luis's experiment?

You want to lose weight and have been trying to decide which type of fad diet is best for you. you ask your doctor, who responds that a. fad diets are a temporary fix but generally don't have any side effects b. fad diets can be used several times a year to maintain a healthy weight c. fad diets can be risky for your health and, in the long run, do not work d. fad diets should never be used one right after the other; there should be a break between them select the best answer from the choices provided. a b c d

Humidity is to blame for that muggy, steamy feeling you experience on some hot summer days. what gas in the atmosphere causes humidity? a) oxygen b) hydrogen c) nitrogen d) water vapor

An owl dives toward the ground with a constant velocity of 4.40 m/s at 53.0° below the horizontal. the sun is directly overhead and casts a shadow of the owl directly below it. what is the speed (in m/s) of its shadow on level ground?