Diffraction of light is the of light as it passes through the Edges of a barrier or a slit. 1, reflections
2, refraction
3,bending
4,absorbing

Amass has an acceleration of 10- 2t. what is its velocity and displacement if it started at x- 4m and the initial velocity was 8m/s? at what time does it have 0 velocity? graph all graphs.

In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87