SOL 6.4/6.5 Properties of Water

The two major elements that make up the Earth's atmosphere are ___.

• nitrogen and oxygen

• carbon and hydrogen

• hydrogen and oxygen

• carbon and oxygen

What are the two most abundant elements that make up the Earth's crust?

• Oxygen and silicon

• Aluminum and iron

• Calcium and sodium

• Hydrogen and potassium

Tags

NGSS.MS-PS1-1

The most abundant element in Earth's atmosphere is ___.

• nitrogen

• oxygen

• carbon

• hydrogen

What are all living things primarily composed of?

• carbon, hydrogen, nitrogen, and oxygen

• carbon, helium, nitrogen, and oxygen

• chlorine, hydrogen, nitrogen, and oxygen

• chlorine, hydrogen, nitrogen, and helium

The simplest and most abundant element in the universe is ___.

• hydrogen

• nitrogen

• oxygen

• carbon

What are the two most abundant elements that make up the Earth's oceans?

• oxygen and hydrogen

• aluminum and iron

• calcium and sodium

• hydrogen and potassium

Water is able to dissolve many substances, and is commonly known as the ___.

• universal solvent

• universal element

• universal compound

• universal solute

Choose the best description of why water molecules stick together.

• The negative charge of the oxygen end of a water molecule is attracted to the positive charge of the hydrogen end of a water molecule.

• The negative charge of the hydrogen end of a water molecule is attracted to the positive charge of the oxygen end of a water molecule.

• The overall charge of a water molecule is positive, causing an overall positive attraction for all water molecules.

• The overall charge of a water molecule is negative, causing an overall negative attraction for all water molecules.

Polar water molecules stick to each other. This property is known as ___.

• adhesion

• specific heat

• cohesion

• magnetism

The tightness across the surface of water is caused by polar molecules pulling on each other is called ___.

• surface tension

• condensation

• capillary action

• universal solvent