Q: Q: Refraction happens when light bends from doing what in a new medium? A:

OPTIONS:
- changing brightness
- changing color
- changing trajectory
- changing speed

A: changing speed

input: OPTIONS:
- hyenas and apes
- apes and hippos
- lions and elephants
- apes and bats Now, answer this question: Q: What are the 2 primary hosts of ebola in central africa? A:
A:
output: apes and bats

Q: What is the ph level of neutral, pure water? A:

OPTIONS:
- six and a half
- five
- six
- seven

Answer: seven

Problem: OPTIONS:
- atoms
- helium
- hydrogen
- element
Q: Q: What is the basic chemical building block of matter; it is the simplest chemical substance? A:
Answer: element

Problem:OPTIONS:
- mollusks
- diatoms
- chordates
- echinoderms

Q: What type of organism, including sea stars and sand dollars, is named for their spiny skin? A:
****
A: echinoderms

Problem:OPTIONS:
- size
- cost
- length
- charge

Q: Monatomic ions have an oxidation number equal to their what? A:
****
A:
charge