Chapter 1
The amount of space an object takes up
volume
Holes on the skin of an insect's body for gases to pass through
Spiracles
What is Earth's primary energy source?
The sun
What are the steps in the water cycle?
Evaporation, condensation, precipitation
How long is Earth's rotation on it's axis?
24 hours
How do you know that a chemical change has occurred?
Heat, change of color, smell, a new substance is formed
A useful change in body parts of an animal is called a ________________
adaptation
Describe a producer, consumer, and decomposer
p-makes own energy for food c- can't make own energy for food d-breaks down waste and dead organisms for food
Changing of a liquid to a gas
Evaporation
How long is Earth's revolution around the sun?
365 days
When two materials mix evenly and do not settle, that mixture is called a ___________
solution
How are fish gills similar to plant stomata?
They are both used to let gases in
What is the difference between a food chain and a food web?
A food chain is one line of transfer of energy and a food web is multiple food chains together
Changing of a gas to a liquid
condensation
Stars that group together to form a pattern are called _____________
constellations
In lemonade, what is the solute and what is the solvent?
The powder is the solute and the water is the solvent
Holes on the surface of a plant leaf for gases to pass through
Stomata
What is the difference between a predator and a prey?
a predator hunts and eats other animals and prey is an animal hunted for food
What is the pushing force of the atmosphere called?
barometric pressure
What makes mercury unique among the inner planets?
No atmosphere
The idea that everything is made up of tiny particles called atoms
Atomic Theory
What is an example of succession we might see in our environment?
Weeds on an abandoned house
What is the formula for photosynthesis?
CO2 + H2O -> light/chlorophyll sugar + oxygen
T/F explain: The higher you go in the atmosphere, the higher the atmospheric pressure
False. Lower
What causes Earth's seasons?
Earth's tilt on its axis