Forces and Motion
Stars and the Galaxy
Speed and Velocity
Acids and Bases
Density and Buoyancy
100
The strength or power of a force
What is magnitude
100
What is our galaxy called?
The Milky Way
100
What two measurements do you need to calculate distance?
speed and time
100
What is the abbreviation of the idea of acids and bases?
pH
100
What two pieces of information do you need to find the density?
Mass and Volume
200
The two things that impact velocity
What are speed and direction?
200
What is a galaxy?
a cluster of billions of stars
200
What is another word for rate?
speed
200
What are the numbers on the scale from base to acid?
Base - 14 Acid - 0
200
What is the formula for Density?
D = M/V
300
Who theorized about the three laws of motion?
Issac Newton
300
Where does the light on the planets, comets, and moons come from?
The stars give off the light.
300
What are units that go with time?
minutes seconds hours
300
What is the number on the pH scale for distilled water?
7
300
How do say the final density of a material?
mass units per volume units cubed
400
What is force?
The pressure or strength that moves something
400
How do we measure the distance between the stars, planets, Earth, Sun?
astronomical units
400
What is the distance formula?
d = r x t
400
If a substance has a pH number of 6, is it closer to a acid or base?
acid
400
How are density and buoyancy connected?
When the density of an object of greater than the density of water/liquid, it will sink.
500
Are forces always seen?
NO
500
What is the shape of our galaxy?
a spiral
500
What is something that can change and NOT change the velocity?
position of an object
500
If a substance has a pH number of 10.7, is that a base or an acid?
base
500
What is displacement?
When an object takes the place of water/liquid in a space and the water/liquid moves. ex bathtub
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