When is a zero considered significant?
check all that apply.
a. when it is to the right of the decimal point and it follows a non-
zero digit.
b. when it is to the left of the decimal point and no other digit is to
the left of the decimal point.
o
c. when it is between two digits.
o
d. when it is at the end of an integer that has no decimal point.

A5 nc point charge is at the origin and a second 3 nc point charge is on the x-axis at x = 0.8 m. find the magnitude and direction of the electric field on the x-axs at x = 0.2 m. you may express the direction by letting positive field mean the positive x direction

When many atoms are split in a chain reaction, a large explosion occurs. this is an example of what type of energy conservation

Solar cell a produces 100 joules of energy, when a light source is shown on it for 3 minutes. solar cell b produces 200 joules of energy when the same light source is shown on it for 5 minutes. which solar cell works better? a) solar cell b, because it produces more energy. b) solar cell b, because it generates more power. c) solar cell a, because it produces energy quicker. d) solar cell a, because it generates a greater wattage. eliminate