Vectors Flashcards
What is a vector?
Vectors are arrows so they have length and direction. The length is how long the vector is and the direction is where it’s going.
What is a scalar?
A scalar has size and no direction.
What is magnitude?
The length of the arrow
What does the angle the vector makes with the horizontal tell us?
The direction of the vector.
Vectors are …..
right angled triangles.
The horizontal component of the vector is the ….. side?
Adjacent or a side
The vertical component of the vector is the ….. side?
Opposite or o side
Vector or scalar?
Displacement
Vector
Vector or scalar?
Distance
Scalar
Vector or scalar?
Speed
Scalar
Vector or scalar?
Velocity
Vector
Vector or scalar?
Force
Vector
Vector or scalar?
Momentum
Vector
Vector or scalar?
Energy
Scalar
Vector or scalar?
Time
Scalar