unit 1π±βπ
unit 2π±βπ
unit 3π±βπ€
unit 4π±βπ
unit 5π±βπ»
100
What did Isaac Newton discover?π±βπ
The laws of gravity and motion.
100
What is the formula for displacement?
Ξx=xfβxi
100
What is newtons third law of motion?
For every action (force) in nature there is an equal and opposite reaction.
100
What is granite?
A rock made of many different minerals.
100
What is earth's moon?
The natural satellite of Earth
200
What did Robert Hooke discover?π±βπ
The concept of cells.
200
What is the formula for a velocity time graph?
d = v Γ t
200
What is the formula for net force
Fnet=F1+F2
200
Hoe can 2HZ be written?
2 1/s=2/s
200
What is a waxing crescent?
A waxing crescent moon appears as a bright sliver when seen from Earth.
300
Who is Galileo?
A scientist who discovered motion and its laws.
300
What is the formula for the position time graph?
v=t2βt1s2βs1
300
What is amplitude?
the maximum size of disturbance of a wave
300
Which scientist discovered many of Jupiterβs moons?
Galileo Galilei
300
How long does it take the earth to orbit the earth?
365 days
400
What the law of motion?
1. An object will either remain at rest or stay at a constant velocity.
400
What is friction?
a force that opposes motion
400
What is frequency?
how often an event occurs in a second
400
The wright brothers were the first to?
Create a successful plane.
400
How long doe it earth to orbit the sun?
365 days.
500
what is the law of gravity?
R: F = G(m1m2)/R2
500
What is the formula for force?
500
What is the hertz?
unit of frequency, 1/s in base SI units
500
What does the ISS stand for?
International Space Station.
500
What causes earth's tides?
The moon.