Which boundary does the S-Wave Circle represent? Between ___ and ___ What is the innermost layer of the earth - solid, liquid or gas?

If the p waves don’t go straight through this inner layer, what happens to them?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52