Question: Fact 1: Melting is when solids are heated above their melting point. Fact 2: When melted or dissolved in water, the crystal lattice is destroyed and the ions move freely. Given the two facts above, what is when solids are heated and ions move freely?
OPTIONS:
- dissolving
- refreshing
- kinetic energy
- removing
- boiling
- barrel-shaped
- renewing
- unidirectional
Answer: dissolving

Question: Fact 1: The number of rings in a tree trunk can be used to estimate the age of the tree. Fact 2: Tree rings are examined to learn the forest age and growth rate. Given the two facts above, what can be used to estimate a forest's growth rate?
OPTIONS:
- rings
- fibers
- bamboo
- bark
- crown
- wind
- soil
- traits
Answer: rings

Question: Fact 1: Beads of water are formed by water vapor condensing. Fact 2: Water is made up of H2O molecules. Given the two facts above, what kind of beads are formed by their vapor condensing?
OPTIONS:
- h2o
- rain
- tiny
- H20
- CO 2
- blue
- Aves
- Dew
Answer:
h2o