- Why do ice cubes stick to your skin when you first take them out of the freezer?
- How can the weather change from HOT to COLD so quickly?
- Once a car comes to a stop, why do they make it so you have to keep your foot on the brake? Like why doesn't it just stop until you press the gas again?
- if water without salt or other things in it is not that good of a conductor than why is it so dangerous to have electrical appliances fall in the water.
- What's the difference between a fluorescent light and a conventional light bulb?
- How does a flash on a camera work?
- Why does D/C exist?!?
- What happens when your body burns calories?
- how do electric guitars work?
- How do seasons work?
- When they have statistics like, "50 million people watched that episode of tv last night", how do they know that?
- What are the components of fire? Why do people sometimes try and argue that it's alive?
- Why do they always put those labels on things like hairdryers if water does not conduct electricity well on its on.
- Is it possible to become resistance to being electrocuted?
- how do generators work?
- How do people know which chicken eggs will be fertilized eggs or which eggs will be sent out to the grocery stores?
- Why do people breathe into paper bags when they feel nauseous?
- How do generators work?
- Why do batteries leak?
- What is the difference between a close and open circuit?
- What is sodium laurel sulfate? I think I saw the sign at my dentist's office.
- What do the electrolytes in Gatorade do?
- How do video games work?
- how is it that you can hook a battery up to a garage door opener (the little dial pad to punch in a code) and it can open the garage?
- Nothing
- Are the rays in a tanning bed the same as the ones really produced by the sun?
- How many layers of skin do I have and does everyone have the same amount of layers?
- How is lightning formed?
- How does soap break surface tension?
- If you stick your finger in an outlet, you get electrocuted? why is this so? Does it have something to do with the energy flow?
- I was wondering what substance exactly is used in the filament for a light bulb to make it light up so brightly?
- How does a rechargeable batter work?
- When you make hard boiled eggs, what decides whether the yolk is all yellow or if it will have a slightly darker outer portion? Like with Easter eggs, the whole angel/devil scenario.
- How come if you pause a show on a plasma TV and leave it there paused too long a remainder of the image will stay after you turn the tv off? so what is a plasma TV made of that makes it different from a regular TV?
- How can it be colder inside a room when the temperature outside is a lot warmer w/o air conditioning or fans?
- What happens to your body when an electrical current is sent through it (say if you stick your finger in an outlet)?
- How does the internet work?
- why does a fuse burn out if the voltages from the battery are greater than what the bulb can carry, why is the light bulb just not extra bright?
- How do cellular phones work? To be more specific, how can I send a message to another person without any cords or wires between the phones?
- How do cell phones work?
- I really don't understand the essence of fire.
- Is it true that an apple a day really keeps the doctor away?
- How come when we put the electric current in the water we didn't get electrocuted?
- none
- If you are holding an umbrella during a thunderstorm and the umbrella gets struck by lightning, could rubber gloves save you?
- How do Bluetec diesel engines work? (Audi and Mercedes, made to meet European and California emissions standards)
- how does the glaucoma testing machine work?
- What is/where from/why is there static electricity?
- Why do the backs of post-its become less sticky over time?
- Can a can of coke really dissolve an entire steak?
- How does an mp3 player work?
- why doesn't water have a specific shape?
- Why can humans connect electricity?
- When you split a grape in two and put the two pieces side by side in a microwave, why do they spark?
- What minerals in tap water allow conduction of electricity?
- What solution is the best conductor of electricity and why? And is it also the best conductor of heat?
- Could certain kinds of tap water (for example, well water) be conductors of electricity?
- can someone chug a gallon of milk without throwing up?
- How does the weather change so drastically so quickly?
- How do fluorescent lights work?
- why does hair turn gray?
- Why do certain fabrics have that when exposed to heat in the dryer, some shrink more than others?
- nothing this week =(
- How are Christmas lights set up? Is it a series or a parallel circuit or a combination of both?
- What exactly is a calorie?
- Why do the sidewalks crack at certain points in the year?
- How does temperature affect the sound of a musical instrument?
- How do cell phones and text messaging actually work? How does the person you are sending a message to actually recieve it?
- Why do blood vessels explode?
- How can the polarity of a microfilament be demonstrated experimentally? a) by adding a fragment containing the myosin tail domain and visualizing by electron microscopy b) by treating cells with fluorescent phalloidin and visualizing by electron microscopy c) by polymerizing green fluorescent actin monomers in the presence of green fluorescent phalloidin-labeled filaments d) by adding a protein fragment containing the myosin head domain and visualizing by electron microscopy e) both c and d are correct Ok, I can't lie, I got this off of my roommate's MCB exam, but it is interesting none-the-less ;)
- Why do cans of pop sometimes explode when they freeze?
- our group was confused as to why the light bulb didn't go off when we put each of the ends on ourselves; if we're not conductors why can we get struck by lightening
- How does a computer send things to a printer and print them out so fast?
- I was wondering why lead pencil did not conduct electricity?
- How do they time the tiny bulbs in Christmas lights that blink on and off continuously?
- how much electricity does lightening have?
- How can it be so warm, get so cold so quickly, and then everyone gets sick?
- How/when/will the sun burn out?
- why does gravity work? what is actually pulling us? why does the earth have gravity?
- How do heaters work?
- How do DVD players work?
- How do scientists find the calories of a food?
- IS the electric slide is it really a good representation for the way electricity work? maybe we should have class participation to dance.... MATS YOU BRING THE MUSIC! "how many wood chuck can a wood chuck chew if a wood chuck could chuck wood?" where did this silly thing come from??
- Why do plugs sometimes spark when you plug things in??
- How does a police radar gun work?
- How do halogen light bulbs work as opposed to "regular" light bulbs?
- My friend was saying that his football coach use to recommend eating bananas. Why?
- How does snow form?
- How do fireworks work?