Identify the material in the model that allows all wavelengths of light to pass through?

What is a possible result of higher air temperature caused by global warming

The charge on an electron is 1.60218 × 10−19 c and its mass is 9.10939 × 10−31 kg. how strong a magnetic field must be experienced by the electron if its path is a circle of radius 5.5 cm? answer in units of t.

The ph is the a.independent variable b.the dependent variable c.control group