TEXAS- 6th Grade Science Review

Which of the following is not a compound?

• HCl
• Cl
• NaCl
• CO2

Tags

NGSS.MS-PS1-1

Which of the following represents an element?

• H₂O
• H₂
• NaCl
• CaCO₃

Tags

NGSS.MS-PS1-1

What cannot be broken down into other substances?

• Compound
• Mixture
• Solids
• Element

Tags

NGSS.MS-PS1-5

What is made up two or more elements that are chemically combined?

• Element
• Mixture
• Compound
• Solids

Tags

NGSS.MS-PS1-1

This picture represents which of the following?

• element
• compound
• mixture

Tags

NGSS.MS-PS1-1

The Earth, living matter, oceans, and atmosphere are composed of-

• so many different elements that they cannot all be listed.

• all of the elements on the Periodic Table equally.

• a limited number of known elements.

• no elements at all.

Tags

NGSS.MS-ESS2-1

NGSS.MS-PS1-1

What is the most abundant element found in the earth's atmosphere?

• Oxygen
• Sulfur
• Nitrogen
• Argon

Tags

NGSS.MS-PS1-1

Which element is the second most abundant in Earth's crust?

• Oxygen

• Calcium

• Sodium

• Silicon

Tags

NGSS.MS-PS1-1

Which of the following are the elements found in the solid part of the Earth?

• Calcium and Oxygen
• Oxygen and Silicon
• Iron and Oxygen
• Potassium and Silicon

Tags

NGSS.MS-ESS2-3

NGSS.MS-PS1-1

Which of the following elements is found in the ocean?

• Sodium

• Nitrogen

• Sulfur

• Phosphorus

Tags

NGSS.MS-LS2-3