If mary is 3m from her reflection, how far is mary from the mirror?

What are some properties of transverse waves?

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

What is reflection, what is refraction, and what is diffraction. what some similarities or differences between the three.