Matter
What happens to particle movement when temperature goes up?
Particles move faster.
What force acts on objects all the time on Earth?
Gravity.
What are biotic and abiotic components?
Living and non-living parts.
What is the order of the planets.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.
What do scientists use to support or reject a hypothesis?
Evidence.
What happens to mass during a phase change?
Mass stays the same.
What is the difference between elastic and plastic change?
It returns or it stays changed.
What human activity increases greenhouse gases?
Burning fossil fuels.
Where is the asteroid belt located?
Between Mars and Jupiter.
What is a testable prediction or idea that scientists can investigate through an experiment?
Hypothesis.
Why does liquid rise in a thermometer?
Liquid expands when heated.
What is Newton’s third law?
Equal and opposite forces.
What do plants release during photosynthesis?
Oxygen, starch, glucose.
What is Pluto classified as?
Dwarf Planet.
What variables are kept the same in an experiment to make it fair?
Controlled.
Why does ice float on water?
Ice is less dense.
What are two types of energy resources?
Renewable and non-renewable.
What helps scientists study climate?
Data over TIME!
What emits its own light in the solar system?
Sun.
What can affect whether scientific results are fair or trustworthy?
Bias.
Why are gaps used in bridges?
Materials expand and contract.
What 4 factors influence the choice of energy resources?
Availability/Accessibility, Societal, Environmental, Economic.
What is the variety of life in an ecosystem called?
Biodiversity.
What are human-made objects in space?
Artificial satellites.
What variable is measured or observed in response to the change in an experiment?
Dependent.