Sci9 Video Quiz - The Illusion of Time

What is the most accurate time-keeping device?

• cesium atomic clock

• sundial

• quartz crystal clock

• stonehedge

The most accurate clocks lose or gain one second every _____.

• year

• decade

• 100 million years

• 1 billion years

What caused the need to synchronize clocks?

• train travel

• jet travel

• space travel

• operating hours at stores

Who discovered that the rate of time could change?

• Sir Isaac Newton

• Albert Einstein

• Sir Edmund Hillary

• Henry Pascal

What affects the passage of time?

• motion through space

• position

• gravitron elements

• gravimetrics

When an atomic clock was flown around the world, what was the difference in time between that clock and a clock on the ground?

• About 3 seconds

• About 1 second

• 1/1,000 of a second

• a few hundred billionths of a second

What can be used to create a time machine?

• nuclear fusion

• gravity

• a delorean

• a warp field

How might you go back in time?

• black hole

• wormhole

• Delorean

• Marty McFly's skateboard of light

What law of physics prevents time from going backwards?

• Einstein's Law

• Pascal's Law

• Newton's Law

• None of these

What is entropy?

• Order to disorder

• Disorder to order

• Temperature spikes

• Space-Time continuum