Speed and Acceleration
What is the formula for speed?
Speed = Distance / Time
Who created the 3 laws of Motion?
Issac Newton
What is the constant force called that keeps objects on Earth?
Gravity
Where is a person center of gravity normally?
Around their stomach/hips
What is Heat energy?
The increased movement of atoms
What is the formula for Acceleration
Acceleration = Final speed – initial speed / Time
What is Newtons second law of motion?
Law of Acceleration
What 2 factors affect momentum
Mass and Speed
What does LOG stand for?
Line of Gravity.
Where does sound travel faster, air or water?
Water
How are Speed and Acceleration different?
Speed is how fast an object is travelling while acceleration is the change in speed.
Give an example of newtons 3rd law of motion
A person running/jumping.
What is Momentum the measure of?
How hard it is to stop a moving object
How can someone increase their Stability?
By widening their base of support
What is the Law of Conservation of Energy?
Energy cannot be created nor destroyed only transferred and transformed
If I run 100m in 20seconds what is my average speed?
5m/s
What is the measurement of Force?
Newtons.
Two footballers each 200kg, moving at 15m/s. what is their Momentum?
3000 kgms
What can someone do to increase their Center of Gravity?
Add more mass / Gain more weight
How many types of forces are there?
4
In Eisenstein famous formula for Special Relativity what does the c^2 stand for in E = mc^2.
The speed of light
What is the strongest force known to humans?
Strong Nuclear Force.
List the 4 factors that affect projectile motion?
Angle of release
Speed of release
Height of release
Spin
What is the point called that allows a seesaw to function?
The Fulcrum
What is the Twins Paradox?
The Paradox that a two twins born at the same time when separated by light speed travel their relative age will change drastically.