Question Info

This question is public and is used in 52 tests or worksheets.

Type: Multiple-Choice
Category: Oceanography and Hydrology
Level: Grade 9
Author: Nolwyn
Last Modified: 6 years ago

View all questions by Nolwyn.

Oceanography and Hydrology Question

View this question.

Add this question to a group or test by clicking the appropriate button below.

Grade 9 Oceanography and Hydrology

What is an upwelling?
  1. a current created near the shore due to convection causes nutrients from the bottom of the ocean to surface providing nourishment for many kinds of ocean life
  2. a tide with the least difference between low and high tide that occurs when the Sun and Moon pull at right angles to each other
  3. a tide with the greatest difference between high and low tide when the Sun and Moon are aligned in a line with Earth
  4. the effect of Earth's rotation on the direction of winds and currents