Showing posts with label Changes. Show all posts
Showing posts with label Changes. Show all posts

Friday, 15 July 2011

Easy Elementary Science Projects - Physical Changes Science Projects


Doing easy elementary science projects with the kids can be fun and it does not only have to be done for science fairs. Kids love learning in a fun "Play" way and we can use easy elementary science projects to teach them about the wonders of science without them actually realizing that they are learning. Doing easy elementary science projects with the kids is also a great way for homeschoolers to teach the kids science. I think we must start doing a lot more "little" projects with the kids. Here are a few short fun ones to do with the kids.

Physical changes easy elementary science projects

Physical changes can happen when two substances interact or when energy is applied to one or more of the substances. In this easy elementary science projects we are going to see how substances change and then we are going to reverse the physical changes.

The salt solution physical change experiment

What you need for this science project:


Salt
A measuring cup
A teaspoon
A heatproof glass or container
Water

How to do this easy elementary science experiment:


Pour ½ cup of warm water into your glass or container
Dissolve 2 teaspoons of the salt into the warm water
What happens now? The salt becomes invisible, this is a physical change.
Now place the glass in a warm place and leave it for a few days until all the water has evaporated.
Observe what has happened. The water evaporated and the salt was left behind in the glass.
Once again a physical change took place. The salt is now visible once again.

The rock candy physical change experiment

In this easy elementary science project we are going to do more or less the same with a sugar solution.

What you need for this science experiment:


A small heatproof container such as a beaker
A piece of string long enough to hang to the bottom of the beaker
½ Cup of hot water
1 Cup of sugar
A pencil

How to do this experiment:


Dissolve the sugar in the water in your beaker
Once again observe the physical change
Tie the string around your pencil and place the pencil over the top of the beaker so the string dangles in the water.
Leave your beaker in a hot dry place for a few days and observe what happens.
Sugar crystals start forming on the string, a physical change again.
There you have your rock candy!

A salty work of art easy elementary science project

In this experiment we are going to have fun. This experiment can double up as an easy kids craft as you will be making a lovely painting.

In this experiment we are going to show how salt and food coloring dissolves in water and reverts back when the water evaporates. You will be amazed at the beautiful painting you will end up with. This experiment needs a little more preparation, but is well worth the trouble.

What you need for this experiment cum craft:


As many containers as colors you intend to use
Warm water
As many colors food coloring as you want to use
Lots of salt
Thick paper
Paint brushes

How to do this experiment:




Visit Elementary Science Fair projects for more Easy Elementary Science Projects. Magriet also have lots of fun science projects on her site Easy Science Fair Projects at http://www.learnerscience.com/ and if you are interested in homeschooling, you can also visit her site Homeschooling at http://www.homeschooling.topknacks.com/





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Saturday, 25 June 2011

5 Steps That Will Make Your Site Immune to Algorithm Changes

imageAre you alarmed about the recent Google algorithm changes?


Here’s the deal in a nutshell – follow the rules and you won’t have to worry about algorithm changes and updates. 99% of the time they only affect websites that are trying to get rankings by cheating in one way or another, or that are so poorly designed and optimized that they seem spammy to search engines.


It pays to do things the right way. Follow these 5 steps and you won’t have to worry about changing algorithms:



  1. Build a site that is valuable for visitors

    Check your navigation, content, photos, forms and landing pages

  2. Ensure that your code is search engine friendly

    Review your titles, descriptions, content, alt tags and contextual links

  3. Make it easy for visitors to convert

    Make certain your phone number is easy to find, contact form works, your shopping cart works smoothly to completion, your download links aren’t broken

  4. Build links the right way

    Write meaningful articles that are interesting to read and add value, then syndicate them for keyword links as well as encouraging potential customers to visitor your site

  5. Post to your blog on a regular basis

    Keep it fresh and interesting with valuable information for the reader, and avoid sales pitches


This can be a considerable amount of work, but if you’re serious about your business you’ll do it. If you’re not SEO savvy, hire someone who is. You want a website that is the best it can be – ranking well in search engines and converting visitors to sales.


© Kay Frenzer-Zeeh - visit SEO Diva for more great content.




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