Q: Isotopes are named for their number of ______ plus neutrons? A:

OPTIONS:
- electrons
- atoms
- nuclei
- protons

Answer: protons

Problem: OPTIONS:
- orbital
- stratigraphy
- metamorphic
- radiometric
Q: Q: Carbon-14 dating is a method of what kind of dating? A:
Answer: radiometric

Problem:OPTIONS:
- hypothesis
- observation
- field research
- lab experiments

Q: How is most evidence gathered in science? A:
****
A: lab experiments

Q: What celestial body is often discovered because it causes a star to move or to dim? A:
OPTIONS:
- satellite
- asteroid
- comet
- exoplanet
exoplanet

Q: The axial skeleton forms the vertical, central axis of the body and includes all bones of the head, neck, chest, and back. it serves to protect the brain, spinal cord, heart, and what else? A:
OPTIONS:
- ovaries
- knees
- intestines
- lungs

Answer: lungs

input with options: Q: What occurs when the crests of one wave overlap the troughs, or lowest points, of another wave? A:
OPTIONS:
- harmful interference
- random interference
- constructive interference
- destructive interference
output:
destructive interference