This graph represents the cooling curve for a pure substance in a liquid state at 1 = 0 min.
Cooling Curve
60
50
40
Temperature (°C)
30
20
10
0
1 2 3 4. 5 6
Time (min)
Why does temperature remain constant from when 1 = 2 min
to when I = 5 min?

After an atomic bomb has been dropped, the damage continues to get worse. why is this?

If steel is more dense that lake water, why can a boat float

In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?