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Your search for "when" returned 21,998 results
Why does smoke come from a fire?
science.howstuffworks.com/environmental/energy/question43.htm
Let's say you have a nice fire going, and it's reduced down to a pit of hot "glowing embers." If you now toss a piece of wood, or even a sheet of paper, onto this fire, you see a huge puff of smoke as it heats up.
Quiz: Should you buy that house?
play.howstuffworks.com/quiz/should-you-buy-that-house-quiz
With low interest rates and home prices, it feels like a great time to buy a house. Homeownership is about more than your mortgage payment, though, so before you hand your real estate agent that earnest money, you might want to consider whether you're really ready to buy. Think you know all there is to know about buying a house? Test your knowledge with this quiz!
What's Your Chronotype?
play.howstuffworks.com/quiz/whats-your-chronotype
We're talking about your circadian rhythm here. Is your DNA designed to help you fall asleep quicker or stay asleep longer? Take this quiz to find out!
What Kind of Cook Are You?
play.howstuffworks.com/quiz/what-kind-of-cook-are-you
Cooking is love. It's also art, a skill, a necessity, a chore and a passion. Do you cook with skill and care, or do you toss everything into a pan and hope for the best? Set the oven to 375 degrees, and take the quiz to find out what sort of cook you are.
Understanding Point Slope Form and the Applications in Algebra
science.howstuffworks.com/math-concepts/point-slope-form.htm
Algebra is the branch of mathematics that focuses on formulas, and one of its key concepts is the representation of linear equations, which describe straight lines.
What's the Difference Between Ethyl Alcohol and Isopropyl Alcohol?
science.howstuffworks.com/difference-between-ethyl-and-isopropyl-alcohol.htm
The two different types of alcohol are commonly used in hand sanitizer today. But does one work better than the other?
Why Your Baby Could Be Giving You Mommy Thumb
health.howstuffworks.com/diseases-conditions/pain/ergonomics/mommy-thumb.htm
New parents - especially new moms - are prone to an ailment known as mommy thumb. It's painful and real, but what is it and how is your baby causing it?
Why Dogs Love Belly Rubs, Cats Not So Much
animals.howstuffworks.com/pets/dogs-cat-belly-rubs.htm
Why do dogs love belly rubs while cats seem to hate them? HowStuffWorks looks at the facts about animal belly rubs.
What Kind of Predator Are You?
play.howstuffworks.com/quiz/what-kind-predator-are-you
From mosquitoes to great white sharks to grizzly bears, how far up the food chain are you and which predatory animal are you most like? Take this quiz to find out!
Why July's Full Moon Is Known as the Buck Moon
science.howstuffworks.com/buck-moon.htm
And this month's buck moon is extra-special because it is a supermoon!