Position
What is position?
Where something is.
The location of an object.
What is motion?
An object moving
An object changing its postion when compared to a reference point
How do we know a motion is translation?
All points move in the same direction.
Name 2 things that will roll down a ramp.
Wheel, ball, pencil ...
What is speed?
How fast something is moving.
The rate at which something changes position.
What do we need to describe the position of an object?
A reference point
Name 3 types of motion.
linear, rotation, circular, orbit, revolution, vibration, bouncing, swinging, rolling, sliding, translation, rotation ...
What can happen in rotation on opposite sides of the axis?
Different points can move in different directions.
Name 2 things that will slide down a ramp.
Ruler, dice, eraser ...
What will happen when a faster object travels the same distance as a slower object?
The faster object will arrive first.
What is the name for 2 numbers or letters that give the exact location of something on a grid or graph?
Cooridnates
What are 2 types of motion that Earth has?
Rotation, orbit (revolution/circular)
Which parts of a car rotate?
The wheels
How are rolling and sliding similar?
motion
on a surface
linear
change position
What will happen if a faster object travels for the same amount of time as a slower object?
The faster object will travel farther.
What type of word can we use to describe an objects position when compared to a reference point?
preposition
What is the name for a motion that repeats in the same amount of time over and over again?
periodic
What does Earth's rotation cause?
Day and night
What can make dice roll down a ramp instead of slide?
The surface can be sticky or scratchy.
What is the most common unit for measuring speed?
Kilometers per hour
kph
km/h
Which coordinate comes first, x or y?
Left and right or up and down?
x
left and right
What type of motion happens with all musical instruments?
vibration
Is rolling translation, rotation, or both?
both
How are rolling and sliding different?
When something is rolling it turns over as it changes position so that different points touch the surface.
If an object travels at 200 km/h for 3 hours, how far will it travel?
600 km