Q: What is the name for the line dividing the earth's hemispheres? A:

OPTIONS:
- latitude
- longitude
- plate
- equator

Answer: equator

Q: In the nematic phase, only the long axes of the molecules are parallel, and the ends are staggered at random intervals. in the smectic phase, the long axes of the molecules are parallel, and the molecules are also arranged in planes. finally, in thecholesteric phase, the molecules are arranged in layers; each layer is rotated with respect to the ones above and below it to give it this? A:

OPTIONS:
- layer structure
- kinetic energy
- symmetry
- spiral structure

Answer: spiral structure

Q: Represented in equations by the letter "g", what pulls objects down to the earth's surface? A:

OPTIONS:
- energy
- motion
- light
- gravity

Answer: gravity

Q: Why does photosynthesis not occur in the deep-water zone? A:

OPTIONS:
- it is cold
- it is pressurized
- it is stagnant
- it is dark

Answer:
it is dark