Q: Q: When a balloon is rubbed against hair, they attract each other because of a difference in what? A:

OPTIONS:
- Force
- Friction
- actions
- charges

A: charges

input: OPTIONS:
- ectoderm and phloem
- epidermis and phloem
- ganglia and phloem
- xylem and phloem Now, answer this question: Q: What are the two types of vascular tissues? A:
A:
output: xylem and phloem

Q: Fertilizer runoff can create what type of zones in the ocean? A:

OPTIONS:
- fresh zones
- barren zones
- hot zones
- dead zones

Answer: dead zones

Problem: OPTIONS:
- parasites
- bacterial infections
- calcium buildup
- viruses
Q: Q: What is most often the cause of encephalitis? A:
Answer: viruses

Problem:OPTIONS:
- matter
- speed
- color
- temperature

Q: When heat flows into an object, its thermal energy increases and so does its what? A:
****
A: temperature

Problem:OPTIONS:
- multiple variable
- stable variable
- independent variable
- dependent variable

Q: What is the term for the affected factor in an experiment? A:
****
A:
dependent variable