Frequency of light = speed of light/wavelength = 3x10⁸/725x10⁻⁹ =4.13 x 10¹⁴ Hz
Sweety dads are virtually useless. What do they do we must consider first off. They 1 sit, 2 ignore you, 3 don’t love you. So we don’t need to make sure he comes back but we can determine that your parents are divorced and he isn’t buying milk
Answer:the
8/9 h
Explanation:
Height = 1/2 a T^2 now change to T/3
now height = 1/2 a (T/3)^2 =<u> 1/9</u> 1/2 a T^2 <===== it is 1/9 of the way down or 8/9 h
To find the number of neutrons in an isotope, subtract the number of protons from the atomic mass of the isotope. The atomic number of the element equals the number of protons.
A bell or a siren or a ring in somewhere