Amachine exerts a 100 n force to the right over a 5.00 meter length in 4.00 seconds. calculate the power output of this machine.
w
500.
125
80.0
0.200

Which of the following changes will result in a stronger electromagnet? a. using fewer coils of wire b. using a higher voltage c. using a shorter nail d. using a longer wire

Why can blue light and yellow light combine to produce white light? question 17 options: they are both primary colors of light. they absorb each other's wavelengths. because blue, yellow, and white are primary colors. they are complementary colors of light.

What is the coefficient of kinetic friction μk between the block and the tabletop?