DC -- Intro to Kinematics in 2-D

What math strategy can be used to find the straight-line distance between 2 points?

• cheating

• Pythagorean theorem

• quadratic equation

• SOH CAH TOA

A pedestrian walking in a city is forced to take what type of path?

• 2 dimensional

• 3 dimensional

• 1 dimensional

The helicopter path is what part of the triangle?

• the starting point

• the angle

• hypotenuse

• the right triangle

The length of a vector arrow is proportional to the vector's _______.

• angle

• direction

• magnitude

• square root

What are the 2 components of 2-D motion?

• horizontal and vertical

• positive and negative

• forward and reverse

In the reading, this picture helped illustrate an example of motion of what object?

• an elevator

• an apple falling from a tree

• a meteor

• a baseball

When an object is thrown (blue), which component remains the same throughout the path of motion?

• horizontal

• vertical

• hypotenuse

To break a motion into horizontal and vertical components is ____

• to square it

• to divide it

• to split it

• to resolve it