Geologists have divided rocks into three different categories based on

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explanation:

there is no change in the electric potential energy as it is in rest on both conditions.

co2reflects heat radiation back to earth buning coal and oil emits co2 globe warms

firearm identification is the process of analyzing the bullets and cartridge cases left at a crime scene to determine if they came from a particular firearm. marks on the bullets and cartridges may be common to every firearm of that type. these are called class characteristics.

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.