Relative Motion and Absolute Speed Concepts

What is the initial thought about how fast you are moving when sitting still?

• Very fast

• Not moving

• Slowly

• At the speed of light

How fast does the Earth move around the Sun?

• 0 miles/second

• 19 miles/second

• 19 miles/hour

• 190 miles/second

What is the Local Group?

• A group of stars

• A group of planets

• A group of galaxies

• A group of asteroids

What does the Sun orbit?

• The Earth

• The Moon

• The center of the Milky Way Galaxy

• The Virgo Cluster

When a rocket first launches, its speed is given relative to what?

• The Moon

• The Sun

• The launchpad

• The center of the Earth

Who was the first person to realize there is no such thing as an absolute speed?

• Albert Einstein

• Isaac Newton

• Galileo Galilei

• Captain Kirk

What is space compared to in the video, to explain that it has no substance?

• A solid wall

• An empty box

• An ocean

• A vacuum

What is the meaning of moving relative to nothing?

• It is very fast

• It is very slow

• It is meaningless

• It is absolute

Which type of motion is considered 'absolute' in science?

• Constant speed

• Moving in a straight line

• Change in speed

• Moving slowly

What does it mean to call something 'absolute' in science?

• It is very large

• It is very small

• It is measured without arbitrary standards

• It is always changing