How does the weather caused by a warm front compare to the weather caused by a cold front? A warm front brings fog, but a cold front brings clouds that form from dry air. A warm front brings rapid changes in weather, but a cold front brings slow changes in weather. A warm front brings widespread cloud cover, but a cold front brings intense sun coverage. A warm front brings rain in humid air on occasion, but a cold front brings thunderstorms in summer.

Every compound can be represented by a chemical formula. a chemical formula is the set of symbols showing the elements that make up a compound and their proportions. water’s chemical formula is h 2 2 o. that means a molecule of water contains two atoms of hydrogen and one atom of oxygen chemically bonded. a molecule is a group of two or more atoms bonded together. molecules can range in size from two to thousands of atoms. a molecule of a compound is the smallest unit of that compound. every molecule of water has all the physical and chemical properties of water. that’s because every molecule of water is made of the same elements in the same proportions: two hydrogen atoms and one oxygen! which of the following is a true statement? a every molecule of the same compound will have different properties. b every molecule of a compound has the same proportion of elements. c molecules can be physically separated into smaller units of a compound. d molecules cannot be represented by chemical formulae.

Four types of motile cells in human body?

When water freezes, it . contracts expands