A! The bright light will have taller more spread out waves while the dimmer light will have smaller closer together waves. Hope this helps!
You make them strong for example if you rub a balloon in your hair the longer you do it the longer it sticks because of static
Answer:
0.00354 (N)
Explanation:
Convert to metric system:


Formula for gravitational force:

where s is the distance between 2 bodies masses m and M
Substitute the number to the formula above and since the 2 forces are acting in opposite direction, the total net gravitational force on the mass of origin be:






Answer:
building A because the insulation will keep the air in the building while more so building b will let the air flow out because there is no insulation
Explanation: