MB Unit 4 Review

________ is known as the necessary amount of energy to raise water temperature by 1 degree?

• Specific heat
• Kinetic potential

• Energy flow

• Power

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

On average, the ocean’s pH is about ___.

• 8.2
• 8.7

• 12

• 7

Tags

NGSS.MS-PS1-2

The highest pH ever, was recorded in the _______.

• Mariana Forearc
• Rocky Mountains

• Bermuda Triangle

• Jersey Shore

Tags

NGSS.MS-PS1-2

What is the difference between melting point and freezing point?

• The points are the same, but the direction of the energy flow is different

• One is gas to liquid vs the other which is solid to liquid

• The points are the different, but the direction of energy flow is the same

• One is liquid to gas vs the other which is liquid to solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following is NOT one of the four reasons why the oceans do not ever completely freeze over?

• Fault lines

• Salinity

• Volume of Water

• Earth's internal heat

Tags

NGSS.MS-PS1-4

Natural buffers such as bicarbonate and carbonic acid keep the ocean at a stable pH.

• True

• False

Water is polar.

• True

• False

Nonpolar molecules can be dissolved.

• True

• False

Salt or sugar water boils faster than pure water.

• True

• False

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Precipitation causes salinity to increase.

• True

• False