Unit 1
What Ancient Greek Philosopher associated water with life, and thought that water was a key element in describing many things.
Thales
Finish this sentence- An object in motion will...?
Stay in motion unless acted upon by an outside force.
What is Newton's Third Law?
Every action force has an equal and opposite reaction force.
The states of matter are?
Solid, Liquid, Gas, and Plasma.
Earth's seasons.
Speed is the ratio of?
Distance moved to total time required to move that distance.
Examples of applying contact forces?
Pushing or pulling an object.
The metals that magnets can attract are called-?
Ferromagnetic Metals
What are the three subatomic particles that make up an atom?
Protons, neutrons, and electrons.
A lunar eclipse occurs when-?
The Earth is lined up between the Sun and the Moon.
Acceleration is?
A change in velocity over time.
What equation is used to calculate Net Force?
Net force= one force+ another force
or
Net force= N1+ N2
this equation can be expanded to accompany many forces.
A form of energy that is directly related to an object's mass and speed is?
Kinetic Energy.
Which planets in our solar system are considered gas giants?
How man moon phases are there-? and name three.
There are 8 moon phases.
New moon. Waxing Crescent. Waning Gibbous.