ROCKS

WHAT ROCK IS LIGHT ENOUGH TO FLOT ON WATER

• Pumice is a volcanic rock that is commonly light enough to float in water.

HOW CAN BODIES OF ANIMALS BE FULLY PRESERVED FOR MILLIONS OF YEARS

• A fossil is the remains or traces of a once-living plant or animal that was preserved in rock or other material before the beginning of recorded history.

WHAT CAN CAUSE ROCK TO CHANGE FORM AND BECOME METAMORPHIC ROCKS

• sedamentry rocks can become Metamorphic Rocks that have changed form due to heat and pressure. Over thousands of years.

If an igneous or sedimentary rock melts completely then why doesn't it become a metamorphic rock?

• Because it melts back into magma. Due to extreme temperature.

HOW CAN CRYSTALS BE ARTIFICIALLY MADE AND BECOME INTO A CRYSTAL GARDEN

• 1.Tie the string to your pencil or butter knife. 2.In the pan start boiling the water. 3.Stir in the sugar one spoonful at a time. 4.Add a few drops of food coloring if you want some color to your candy. 5.Carefully pour the solution from the pan into your clean glass jar.

WHAT WEAPONS AND TOOLS DID ABORIGINAL

• There are two main types of stone tools in Australia. ground-edge and flaked tools. Stone tools were used for a variety of purposes, in ways similar to those of the steel knives, axes, hammers and chisels we use every day.

WHY DO SEDIMENTARY ROCKS HAVE LAYERS

• Sedimentary rocks form when mud and sand are deposited in layers on the Earth's surface. The layers are deposited in many environments including oceans, rivers and deserts.