A Moment of Science

Posts tagged speed

February 28, 2014

 

Close-up of a smoking gun barrel

Rifles And The Law

Don't worry, we're not actually talking about the Second Amendment. We're talking about the laws of physics!

January 3, 2014

 

Close up view of a car's speedometer

Cruisin’ With Technology

While it may seem like magic, your car's cruise control is really just an amazing feat of engineering.

January 25, 2010

 

A baseball in a glove.

Playing Baseball And Learning To Catch

Ever wonder how baseball players react in time to catch a line drive traveling ninety miles an hour? Find out how they do it on this Moment of Science.

January 2, 2006

 

Zoom!

You’re out on a clear, starry night with your best friend, looking for shooting stars. Look, there’s one, your friend shouts, but by the time you look, it’s gone. There’s another, she cries. Too late, you missed it. Then one comes along that seems to just amble across the sky, nice and slow. Why is it that some shooting stars are so fast and others are much slower? Learn more on this Moment of Science.

December 26, 2005

 

Race for the cure participants walk and run down a city street.

Running Vs. Walking: Which Is Better For You?

Is it true that running a mile and walking a mile burn about the same number of calories?

November 23, 2005

 

Haul Me Up or Haul You Down?

We’ve been imagining that we’re sitting in a geostationary satellite. That’s a satellite that orbits the equator at the same speed and direction as the earth turns. That means it’s always over the same spot of land, as if it were floating in the sky 22,500 miles up. We let down a rope to pull up some supplies. Will this work? Learn more on this Moment of Science.

November 23, 2005

 

Rope Me Up, Scotty

A geostationary satellite orbits the equator in the same direction and speed the earth turns. That means the satellite stays stationary with respect to the ground. It seems to be hanging in mid-air, if by mid-air, you mean 22,500 miles high. Learn more on this Moment of Science.

May 20, 2005

 

Think Pink

Could you escape a falling elevator by simply stepping out? Learn more on this Moment of Science.

March 31, 2005

 

Driving Under Pressure

As your car rapidly decelerates, you feel yourself pushed up against the wheel. Why? Learn more on this Moment of Science.

March 17, 2005

 

X Misses the Spot

Does a ball being carried on a moving skateboard have forward momentum? Learn more on this Moment of Science.

Next Page »

Stay Connected

What is RSS? RSS makes it possible to subscribe to a website's updates instead of visiting it by delivering new posts to your RSS reader automatically. Choose to receive some or all of the updates from A Moment of Science:

Support for Indiana Public Media Comes From

About A Moment of Science

Search A Moment of Science