Q: What is it called when one or more ending digits are dropped to get the correct number of significant figures? A:

OPTIONS:
- basing
- turning
- scientific notation
- rounding

Answer: rounding

Problem: OPTIONS:
- change direction
- get larger
- get thicker
- grow downward
Q: Q: As roots grow longer they will always do what? A:
Answer: grow downward

Problem:OPTIONS:
- once each month
- ever 3 years
- every other year
- once each year

Q: Earth rotates on its axis once each day and revolves around the sun how often? A:
****
A: once each year

Q: Acidity is measured by what physical property? A:
OPTIONS:
- k
- ps
- amp
- ph
ph

Q: The cycle of copper reacting is a good example of what principle? A:
OPTIONS:
- law of inertia
- conservation of energy
- conservation of momentum
- conservation of mass

Answer: conservation of mass

input with options: Q: Drip iirigation requires less water and reduces what? A:
OPTIONS:
- moisture
- bacteria
- sediment
- salinization
output:
salinization