Lesson 1 Vocab
What is polarity?
Anything that has a positive charge on one side and negative on the other side.
What is the sublimation?
The change of a solid to a gas.
Give an example of cohesion.
Water forming into a water droplet.
What processes change water into a gas?
Sublimation and Evaporation
What is cohesion?
The property that keeps the same molecules together.
What is evaporation?
The change of liquid water to water vapor.
Give an example of adhesion.
Water soaking into a paper towel.
What powers the water cycle?
The Sun
What is adhesion?
The property that keeps different molecules together.
What is condensation?
The change of water vapor to liquid water.
Why is water polar?
It has one negative atom: oxygen and two positive atoms: hydrogen
Within which water body does water move the slowest?
Groundwater
What is specific heat?
The energy needed to heat a substance by a certain amount.
What is transpiration?
The movement of water from plant pores into the atmosphere.
Why does ice when float when it is place in water?
It is less dense than water.
A weather report stated that rain was likely with some snow and hail also possible. Which statement is not true about rain, snow, and hail?
They are all the same state.
What is a solvent?
A liquid that dissolves a substance.
What is precipitation?
Liquid or frozen water falling from the atmosphere to Earth.
What is the relationship between developing countries, clean water, and human health?
Many developing countries lack clean water, which can cause health issues.
A river flowing downhill transports matter toward its base. Matter can be dissolvent in water or can be in the form of sediment. Which form of matter (sand, leaves, pebbles, or minerals) would be dissolved?
Minerals