Snow Day Flashcards
1
Q
What is the wave length for visible light
A
450 -700 nm
2
Q
As terminal velocity increases on identical masses what also changes
A
Time taken to reach terminal velocity
3
Q
What is the principle of moments
A
The sum of clockwise moments = the sum of anticlockwise moments
4
Q
What is newton’s first law
A
An object in motion will stay in motion until a force acts upon it
5
Q
What is newton’s second law
A
Force is directly proportional to the rate of change in momentum
6
Q
What is newton’s third law
A
Every action has equal and opposite reaction
7
Q
Describe escape velocity
A
Kinetic energy = gravitational potential energy and velocity to escape gravitational field
