Motion and Forces
What is the amount of matter in something called?
Mass
What do we call a positive or negative property that objects can have?
Electric charge
What is the layer of gases that surrounds Earth called?
Atmosphere
What is a community of living things and their environment called?
Ecosystem
What is a group of living things of the same kind called?
Species
What is a push or pull that makes something move called?
Force
What do we call a material that has no electric charge?
Neutral
What is the amount of water vapor in the air called?
Humidity
What is a difference between organisms with the same parents called?
Variation
What word means the death of all organisms in a species?
Extinct
What kind of force stretches something by pulling on it?
Tension force
What does it mean to pull toward something, like opposite charges?
Attract
What is the weight of air pushing down on Earth called?
Barometric pressure or Air pressure
What do we call changing an organism’s DNA to give it new traits?
Genetic engineering
What are preserved remains or evidence of plants and animals that lived long ago?
Fossil
What force works against motion and slows things down?
Friction
What kind of material lets electric charges move through it easily?
Conductor
What are the lines on a globe that show how far a place is from the equator?
Latitude
What is a special feature that helps a living thing survive in its habitat?
Adaptation
What do we call something that can be observed and used to support or reject an idea?
Evidence
What is the total of all forces acting on an object called?
Net Force
What kind of magnet can be turned on or off with electricity?
Electromagnet
What word means how high something is above the ground?
Elevation
What does it mean to move from one place to another because seasons change?
Migrate
What does it mean to make a claim and support it with evidence?
Argue