Matter Matters
What are the 3 states of matter?
Liquid, solid, and gas
The study of the science of outer space is called...
Astronomy
What is the definition of waste water?
Water that has been used by people.
What is the name of the system in our body that takes in and uses food and water?
The digestive system.
What is the difference between vascular and nonvascular plants?
Vascular plants have transporting tubes that carry water to the plant. Nonvascular plants don't have tubes because they absorb the water.
As a puddle on a sidewalk dries up, the water turns from a liquid into a gas. What is this process called?
Evaporation
The oval shaped path an object follows as it revolves around another is called what?
An orbit.
What is an algal bloom?
A rapid growth of algae in a body of water.
What is the name of the tube that carries food from your mouth to your stomach?
The esophagus.
Where do plants get their main source of energy?
The sun.
An element is a substance made up of a single what?
A single atom.
A solar system has to have at least one star to be considered a solar system. Name four other things that are part of a solar system.
Planets, their moons, asteroids, comets, and other space debris.
What is the difference between fresh water, ground water, and surface water.
Fresh water is the water that humans use to drinking or cleaning.
Ground water is water that is drawn from wells beneath the ground.
Surface water is the water that is on the earth's surface, such as in streams, rivers, and the oceans.
Cartilage brings bone together, and ligaments connect bones to bones. What connects our muscles to our bones?
Tendons
Plants breathe in carbon dioxide and create what?
Oxygen
Atoms bond together to form __________.
Molecules.
Name one gaseous planet, and one rocky planet in our solar system.
Gas planets are Jupiter, Saturn, Neptune, and Uranus.
The rocky planets are Mercury, Venus, Earth, and Mars.
Describe the water cycle.
Rain to surface water to evaporation to clouds to rain...
Voluntary muscles move when we "ask" them to. We also have involuntary muscles. Name 3 involuntary muscles we have.
Answers can include cardiac muscles, tremors, the digestive system, and blood vessels.
What structure in a plant absorbs the water it needs?
The roots
A combination of different types of matter that can be separated back into it's original parts is called a mixture or a solute?
A mixture.
What is the difference between apparent brightness and absolute brightness?
Apparent brightness is how bright stars look to us as we see them from Earth.
Absolute brightness is how bright stars are when viewed from a standard distance.
Natural resources are materials that people use that are formed in nature. Name 4 natural resources.
Answers could include water, oil, natural gases, and minerals.
What is the most complex organ in the human body?
The brain.
Name 3 things that plants must have to survive.
Sunlight, water, soil, air