6th Grade Earth Materials 6.5B

65% of living matter is made of which element?

• Oxygen

• Nitrogen

• Carbon

• Silicon

The oceans and other bodies of water (The Hydrosphere) primarily are composed of which elements?

• Hydrogen and Oxygen

• Oxygen and Sodium

• Sodium and SIlicon

• Oxygen and Silicon

Tags

NGSS.MS-PS1-1

What two main elements are in Earth's crust?

• Nitrogen and Silicon

• Oxygen and Silicon

• Oxygen and Nitrogen

Tags

NGSS.MS-PS1-1

What element is found in the highest percentage by weight in the human body?

• hydrogen

• oxygen

• carbon

• phosphorus

Earth's atmosphere is made up mostly of which elements? (6.5B)

• Carbon dioxide and oxygen

• nitrogen and helium

• helium and carbon dioxide

• nitrogen and oxygen

Look at the circle graph of the different elements in Earth's crust.

Based on the graph, which conclusion can be drawn about the elements in Earth's Crust? (6.5B)

• Iron is more abundant than sodium.

• Silicon is more abundant than oxygen.

• Aluminum is more abundant than silicon.

• Calcium is more abundant than magnesium.

Tags

NGSS.MS-PS1-1

What elements comprise the largest portion of solid Earth?

• Sulfur, phosphorus, oxygen, nitrogen, carbon, and hydrogen

• Oxygen and silicon

• Oxygen, hydrogen, chlorine, and sodium

• Nitrogen and oxygen

The Earth's crust is made up of mainly what two elements?

• Oxygen and Nitrogen

• Oxygen and Silicon

• Oxygen and Carbon

• Oxygen and Hydrogen

Tags

NGSS.MS-PS1-1

Which element, which is essential for human life, is found in large amounts in both Earth's atmosphere and oceans?

• Helium

• Oxygen

• Silicon

• Calcium

Tags

NGSS.MS-LS1-6

Which four elements make up most living things?

• Oxygen, Carbon, Hydrogen, Nitrogen

• Silicon, Calcium, Oxygen, Aluminum

• Chlorine, Sodium, Hydrogen, Oxygen

• Sulfur, Phosphorus, Calcium, Nitrogen