Showing Results for -word-problems-old : Page 2

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

A food groups plate shows your child what category her foods belong in. Make a food groups plate with your child before dinnertime.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

Try a 100th Day of School Scavenger Hunt with your preschooler, and send her on the search for objects of different colors!

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

Evaluate whether people can raise the temperature of their finger using the power of their thoughts.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

Examine the connection between temperature and chemiluminescence.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Determine which metal has the highest rate of conductivity.