Introduction to Science
Earth/Space
Weathering, Erosion, & Deposition
Energy
Matter & Changes
100
Word that describes information gathered by using the 5 senses.
What is observation?
100
What is gravity?
Force that attracts all objects towards each other.
100
What is mechanical weathering and give an example?
Is the process of rocks breaking down by physical means. An example would be animals burrowing in rocks (answers will vary).
100
What is energy?
The ability to do work.
100
What are the three subatomic particles and the charges of each?
Proton (positive), Neutron (no charge), & Electron (negative).
200
The beaker weighs 15 grams is what type of observation, qualitative or quantitative?
What is a quantitative observation?
200
What is earth's axis?
Imaginary line that runs through the North or South Pole.
200
What is plucking?
Boulders, gravel, and sand being added to the side of a glacier.
200
What is friction?
A force that resists motion between two objects.
200
Does air have mass and take up space?
Yes
300
What part of an experiment can you change?
The variable.
300
Where most of the matter in our solar system is located?
The Sun
300
What is the largest river drainage basin in the USA?
Mississippi
300
What is the Law of Conservation of Energy?
Energy cannot be destroyed or created, it just changes forms.
300
What does the atomic number equal?
protons
400
What are the six steps of the scientific method?
ask a question, background information, form a hypothesis, experiment, analyze results, and draw a conclusion
400
When do the solstices and equinoxes occur?
Solstices: June 21/22 Equinoxes: March 21/22 Dec. 21/22 Sept. 21/22
400
What is groundwater and what percentage of the Earth's freshwater is groundwater?
Water that is soaked into the ground and collects in pores and empty spaces - 14%.
400
What are the two kinds of energy and define? Then give an example for each.
Potential - stored energy ex. rollercoaster at top of hill Kinetic - energy in motion ex. ball being thrown in the air
400
What are the chemical symbols for the following elements: Carbon, Oxygen, Nitrogen, & Calcium?
Carbon - C Oxygen - O Nitrogen - N Calcium - Ca
500
What is a good hypothesis if you were testing a tennis ball, golf ball, and racket ball to see which one would bounce the highest?
-Varies-
500
What are the 4 phases of the moon that occur after the new moon (in order)?
Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon
500
What is oxidation?
The process of metal and oxygen creating iron oxide (rust).
500
What are the 5 forms of energy?
Mechanical, Chemical, Nuclear, Electromagnetic, and Heat.
500
What is the difference between heterogeneous mixtures and homogenous mixtures and give an example of each.
Heterogeneous mixtures are different throughout Homogeneous mixtures are the same throughout
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