Dynamics Flashcards
1
Q
What is a Magnitude?
A
- distance or quantity of something.
2
Q
What is a Scalar?
A
- a quantity fully described by magnitude.
3
Q
What is a Vector?
A
- a quantity described by both magnitude and direction.
4
Q
What does s stand for?
A
- displacement.
5
Q
What is instantaneous speed?
A
- the speed of an object at a particular moment.
6
Q
What is gravitational field strength?
A
- the gravitational force per unit mass.
7
Q
What is Free-Fall?
A
- the movement of an object under the influence of gravity alone.
8
Q
What is terminal velocity?
A
- a constant speed is reached when the upwards and downwards forces are equal.
