Problem: OPTIONS:
- the number of rings
- Temperature
- Exfoliation
- it needs them
- organic molecules
- aerobic capacity
- biodiversity
- looseness of dirt or compost
Q: Fact 1: The number of rings in a tree trunk can be used to estimate the age of the tree. Fact 2: Tree age, scion, nutrition and other factors that affect the overall health of the tree could affect rootstock resistance or susceptibility to Phytophthora. Given the two facts above, what can be checked along with nutrition and scion that can help determine health of a tree.?
Answer: the number of rings
Problem: OPTIONS:
- water
- scattered light
- rays or beams
- heat energy
- direct energy
- ice
- photons
- gasoline
Q: Fact 1: When a hemisphere is tilted away from the sun , that hemisphere receives less direct sunlight. Fact 2: Sunlight is pure energy. Given the two facts above, what does a hemisphere receive less of when it is tilted away from the sun?
Answer: direct energy
Problem: OPTIONS:
- carbonated water
- chemicals
- cigars
- candles
- Energy.
- carbon
- Energy
- fossils
Q: Fact 1: Carbon may be stored in sedimentary rock for millions of years. Fact 2: Limestone is a type of sedimentary rock. Given the two facts above, what might be stored in limestone?
Answer:
carbon