Posted tagged ‘microwaves’

Waves 12: Show Close

November 2, 2012

We always finish each show with a snack, and this time we baked a gooey treat using a very special oven.

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Waves 12 Download Links
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Waves 11: Radio waves and cell phones

October 26, 2012

We know that metal can deflect microwaves—but what about radio waves? Find out the answer, and why your cell phone heats up when you talk on it, on this week’s EveryDay Science podcast!

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Waves 11 Download Links
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Waves 10: More Microwaves

October 19, 2012

Science can explain some of the household appliances we use EveryDay! Today we learn about how your microwave works and why that turntable inside is so important.

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Waves 10 Download Links
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Waves 9: Alexander Graham Bell and Microwaves

October 12, 2012

“Watson, come here I want to see you.” Do you know who said these famous words and what is so special about them? Check out one of our favorite historical scientist segments and find out! Also, we introduce the concept of microwaves and how they work!

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Waves 9 Download Links
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Cycles 13: Lunar Cycles and Water

July 20, 2012

Ever wondered what the far side of the moon looks like and why we never see it? Ever wondered how microwaves heat up your food? Learn more about the cycles of the moon and how microwaves work!

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Cycles 11 Download Links
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A new episode is here! NOS Segment 4: Hot and Cold Spots

December 11, 2009

Microwaves bounce back and forth as, well, waves. Depending on the size of the wave, some spots are hot and some are cold. This is why most microwave ovens have turntables — the heat is more evenly spread out. How can Brian, Sierra and Mary show that this is what’s happening inside the microwave? It’s time for another experiment!

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Segment 4 Download Links
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Nature of Science Segment 3: More Microwave Experiments

November 27, 2009

Sierra, Mary and Brian continue working with microwaves. This time they have constructed a working model of a microwave. They have connected a CD player to a microwave emitter and speakers to a microwave receiver. The microwave emitter carries the music to the receiver, where it is transmitted to the speakers. How can we prove this? Let’s watch and find out!

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Segment 3 Download Links
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New Podcast Ready! Nature of Science Segment 2: Microwaves

November 20, 2009

Science is something that you do. So rather than talk about science, we’re going to take questions from young scientists and take action! How do microwaves work? Why does metal spark inside a microwave? With Mary and Sierra, Brian demonstrates what’s going on inside that microwave oven.

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Segment 2 Download Links
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