Input: Answer this question:
In order for a glider to fly, its weight must be opposed by
OPTIONS:
- lift.
- drag.
- gravity.
- friction.
Answer: lift.

*Question*: Rocks are classified as igneous, metamorphic, or sedimentary according to OPTIONS:
- their color
- their shape
- how they formed
- the minerals they contain
*Answer*: how they formed

question:
Which would provide evidence of seafloor spreading?
OPTIONS:
- higher levels of salinity in the ocean water
- stronger currents at the surface of the ocean
- cooled magma found on the edge of the plates
- greater reproduction levels for organisms at the bottom of the ocean

answer:
cooled magma found on the edge of the plates

[Q]: Which of these best defines the term "pollutant"?
===
OPTIONS:
- anything humans add to the atmosphere and oceans
- any substance that is harmful to the environment
- any substance that is a waste product of industry
- a substance that does not break down over time
****
[A]: any substance that is harmful to the environment

question below:
In a copper wire, a temperature increase is the result of which of the following?
OPTIONS:
- an increase in the size of the copper particles
- a decrease in the mass of the copper particles
- an increase in the motion of the copper particles
- a decrease in the distance between the copper particles
answer below:
an increase in the motion of the copper particles

question below:
About how many Earth days does it take the Moon to travel around Earth?
OPTIONS:
- 1
- 27
- 180
- 365
answer below:
27