It would be hard to get a big chunk of chocolate to dissolve in your milk or hot water. Maybe you could make hot chocolate from some smaller pieces like chocolate chips, but it is much easier to add a powder to your milk. This is because the smaller the pieces are, the more surface area they have. Dean wants to melt chocolate to drink in his milk. He puts a big piece of chocolate in, and a small piece of chocolate in. The piece with more surface area, which will melt first, is the piece that is bigger or smaller?
smaller

(Question)
In the mesosphere, temperature decreases as altitude increases. Mikey is studying the mesosphere. He is looking at temperatures at various altitudes within this layer of the atmosphere. If he took the temperature at 31 miles above the Earth's surface, and then again at 40 miles above the Earth's surface, the temperature would be lower at a height of 31 miles or 40 miles?
(Answer)
40 miles

Ques: Increasing the number of resistors in a series circuit increases the overall resistance of the circuit. If Milo is building a new circuit and he increases the number of resistors in a series on that circuit, what happens to the overall resistance of the circuit increases or decreases?
Ans: increases

(Q).
The particles in matter are always moving. The more energy they have, the faster they move. The more energy particles in matter have, they move slower or faster.?
(A).
faster.

Ques:In the mesosphere, temperature decreases as altitude increases. Sinking lower in the mesosphere, we encounter higher or lower temperatures?

Ans:higher

The upper rock layers are much younger. The rocks that are on the surface of a volcano are young or old?
young