Which type of electromagnetic waves have longer wavelengths that the waves that make up visible light.

Astronomers discover an exoplanet (a planet of a star other than the sun) that has an orbital period of 3.87 earth years in its circular orbit around its sun, which is a star with a measured mass of 3.59 x 1030 kg. find the radius of the exoplanet's orbit.

Determine the maximum r-value of the polar equation r =3+3 cos 0

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine