Show:
Science Inquiry
Force and Motion
Waves
Astronomy
Earth's Structure
100
Observations that use NUMBERS
What is quantitative?
100
The rate of change of the position of an object.
What is speed?
100
A repeated back and forth or up and down motion.
What is a vibration?
100
These are made up of billions stars, gas, and dust.
What are galaxies?
100
The two agents of erosion.
What are wind and water?
200
The variable in an experiment that a scientist measures.
What is a dependent variable?
200
If an object is in motion and more force is applied to it, the object will...
What is speed up?
200
These can travel through the vacuum of empty space.
What are electromagnetic waves?
200
As stars age the amount of hydrogen changes and this changes this characteristic that we can observe with telescopes on Earth.
What is color?
200
This type of weathering results in the formation of new compounds.
What is chemical weathering?
300
Observations made using only your senses and include things like smell and luster.
What is qualitative?
300
The forces acting on a book sitting on a desk are said to be this.
What is balanced?
300
Areas of a longitudinal wave that are stretched apart.
What is rarefaction?
300
A rock from space that burns up in Earth's atmosphere.
What is a meteor?
300
This type of volcano results from heat rising from a weak area in Earth's crust. The Hawaiian Islands were formed this way.
What is a hotspot?
400
An explanation based on facts, but not necessarily direct observation.
What is an inference?
400
This causes a passenger in a car to keep moving forward even if the brakes are applied quickly.
What is inertia?
400
Prisms and diffraction gratings do this to light as they pass through.
What is refract?
400
The larger the object in space, the greater its ________ on other smaller objects.
What is gravitational pull?
400
The least dense of Earth's layers made primarily of silicon and oxygen.
What is the crust?
500
The number of independent or manipulated variables you should have in an experiment.
What is one?
500
This has both speed and direction.
What is velocity?
500
The lens focuses light onto this part of the eye.
What is the retina?
500
If the sun, Earth, and moon were perfectly aligned, then we would experience two of these each month.
What are eclipses?
500
This area is characterized by early invertebrates, early land plants, and later the first amphibians.
What is the Paleozoic Era?