Acoconut fell from a tree. it fell a distance of 38m. how long was the coconut falling?

2.8 seconds

Explanation:

Given:

Δy = 38 m

v₀ = 0 m/s

a = 9.8 m/s²

Find: t

Δy = v₀ t + ½ at²

(38 m) = (0 m/s) t + ½ (9.8 m/s²) t²

t = 2.8 s

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2