The movement of sediments and soil by wind, water, and gravity.
What is erosion?
100
An experiment in which only one variable is tested. It attempts to answer a testable question.
What is a controlled experiment?
100
Anything that has mass and takes up space.
What is matter?
100
A push or pull.
What is a force?
200
All members of one kind of organism that live in an area. Example, all the white-tailed deer in a forest.
What is a population?
200
This is where the edges of continents slant down from the
shore into the ocean.
What is the continental shelf?
200
In a controlled experiment it is the variable that is being tested.
What is the manipulated or independent variable?
200
We can use these to describe and compare solids, liquids, and gases.
What are physical properties (volume, shape, movement and spacing of particles)?
200
This is the result of a change in force or a change in mass.
What is motion?
300
These are the 2 main types of ecosystems.
What are terrestrial and aquatic?
300
3 ways water on Earth moves.
What are tides, waves, and currents?
300
A prediction about the relationship between variables. All controlled experiments should have one.
What is a hypothesis?
300
Increase temperature, decrease particle size, or stir.
What are ways we can make solutes dissolve faster?
300
A stopping force that is produced when objects are in contact with each other. It acts against motion and may be reduced by using lubricants such as oil or water.
What is friction?
400
Resources (food, water, shelter, space) that affect populations in ecosystems.
What are limiting factors?
400
As a continental landform we call it a mountain range, on the ocean floor we call it this.
What is a mid-ocean ridge?
400
These can be made by: 1-using the senses or
2-by taking measurements
(response must be given in order)
What are 1-qualitative and 2-quantitative observations?
400
When salt dissolves in water salt is know as the ________ and water is called the __________.
What are solute and solvent?
400
These cause a change in the motion of objects.
What are unbalanced forces?
500
These are four main cell parts and their jobs.
What are: cell membrane-surrounds the cell;
cytoplasm-gel-like filling of the cell;
nucleus-control center of the cell;
vacuoles-store food, water, and waste.
500
Vocabulary words for breaking down rocks and dropping material in a new place.
What weathering and deposition?
500
An explanation of an observation based on what you already know or have observed in an experiment. It's what you think happened.
What is an inference?
500
The relationship between the freezing point of a liquid (water) and melting point of a solid (ice).
What is "they are the same temperature"?
500
The DRy-MIx trick.
What is a way to remember that Dependent/Responding variables go on the Y-axis of a graph and Manipulated/Independent variables go on the X-axis of a graph?