The independent variable is the type of fuel used and the dependent variable is the speed of the race car. The independent variable could be changed through the experimental process to see its relation with the dependent variable<span>. The dependent variable is the result of the independent variable changes.</span>
Answer: The correct answer is graph A.
Explanation:
See Khan Academy.
Answer:

Explanation:
Time to mow 1 lawn by Wilma is 80 minutes
so work done in 1 minute by Wilma is given as
Similarly Rocky mow same lawn in 120 minute
so work done in 1 minute by Rocky is given as

now we know that they both worked by "t" time
so total work performed by them

they both mow 2 lawns then it is given as


Angle α between the velocity of theelectron and the magnetic field of the wire will be 90 degree
The answer is D. time really does pass more slowly in a rest frame of reference relative to a frame of reference that is moving