Light is incident upon diamond from glass at an angle of 61.5 degrees from the normal. 1) what is the angle of refraction of the diamond?

2)what is the speed of light in the glass?

Aball of mass 0.3kg is released from rest at a height of 8m.how fast is it going when it hits the ground? accleration due to gravity is g=9.8m/s

You can estimate the degree to which a bond between two atoms is ionic or covalent by calculating the

Urgent i will give brainliest farmer dantzler brings her prize pig, penny, to the annual country fair. if the mass of the pig is 140 kg, what is the weight? (what are you solving for? what is your formula? what unit do you use to represent weight? you can do it! ) your a.14 g b.140 n c. 1400 kg d. 1372 n show me how to work it too