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Does water become lighter when you heat it up?
Only if some of it boils away
Why do some liquids on top of each other?
They have different densities. If one liquid ( say water) is mixed with another that is lighter in density ( say oil) the lighter density will float on top. Try it!
Why do some sedimentary rock layers not always appear with the youngest rock on top and older rocks below?
A Thrust fault is why, if my memory serves me. The strata is pushed up by a fault and flipped over to expose old rock on top and young on the bottom. Nevada's Red Rock Canyon has a Thrust fault.
What are some examples of lighter than air vehicles?
-- blimp -- Zeppelin -- dirigible -- hot-air balloon
If you were bigger and lighter would you be able to swim like a fish through the air?
Although this is essentially what "blimps" do, the problem with air is that it is not very dense. You would need some form of thrust, such as immense "paddles", larger than your hands or feet are with respect to your body size. Astronauts demonstrate this behavior during freefall in the International Space Station - pushing off a fixed object is much more effective than "swimming" in zero G.
What are some lighter than air aircrafts?
blimp or hot air balloons are lighter than air crafts
What is the thrust on a airplane?
thrust is the force pushing the plane forward (or pulling in some cases)
What are some sumerian crafts?
some sumerian crafts are copper tools, bronze weapons, jewelry, pottery wheel, and bricks.
What are some European crafts?
Tea
What are some popular camp crafts?
There are many popular camp crafts. Examples of popular camp crafts include landyards, friendship bracelets, paper hats, and various other origami crafts.
How many kinds of river crafts are there?
There are a few different kinds of river crafts that can be used on the water. Some of these crafts are, canoe's, raft's, and fishing boats.
What is the kind of spinner used to give thrust to some airplanes?
The spinner alone gives no thrust. The shape of the propeller is what moves the air and gives thrust.
What are some at school crafts?
School Crafts is quite a broad category for crafts. Essentially any craft that has an educational value can be considered a School Craft. I found Science Crafts for Kids to be related to what you are looking for. There are also Bible Crafts for Kids that are very educational but deal with learning the Bible. Then again for some general Crafts for Kids you can apply any sort of lesson to them so they can be educational.
What are some crafts used by the spanish?
Sex
What are some crafts that kids can make with plastic bags?
There are many crafts that can be made with plastic bags. Some unique but simple crafts include plastic bag beanies, braided bag jump ropes, or plastic bag rabbits.
Whats a good website for arts and crafts?
There are many online. Some have hundreds of free crafts for kids, printable kids crafts and bible crafts for kids. On some sites, you can create everything on the site with items already in your home. For examples, see the links listed under Sources and Related Links.
How do you make Chinese crafts?
Making Chinese Crafts Try going to the library and finding a book of international crafts. There might be some Chinese things in it. *You could also do a "Chinese Crafts" search on the Internet. It should have some things you could use. Another search you might try is "making Chinese crafts." Many other things you may do is origami, but chines crafts are mostly the same all around so that the real meaning to crafts and artwork is that it comes from the person and you imagination.
