Q: A pacemaker uses electrical shocks to stimulate the what to beat properly? A:

OPTIONS:
- brain
- pancreas
- liver
- heart

Answer: heart

Problem: OPTIONS:
- purple, blue
- blue, green
- yellow, white
- red, orange
Q: Q: What colors in a neon sign represent real neon? A:
Answer: red, orange

Problem:OPTIONS:
- weight
- light
- traction
- gravity

Q: Most gas molecules in the atmosphere are pulled close to earth's surface by what force? A:
****
A: gravity

Q: What is often the cause of phenotypic differences between identical twins? A:
OPTIONS:
- natural selection
- genetics
- learned behavior
- environment
environment

Q: In celsius, what is the temperature at which water freezes? A:
OPTIONS:
- 32 degrees
- 100 degrees
- absolute zero
- zero degrees

Answer: zero degrees

input with options: Q: What do we call the worldwide radio-navigation system formed from a constellation of 24 satellites and their ground stations? A:
OPTIONS:
- cellular network
- radio waves
- compass
- gps
output:
gps