The Earth is closer to the Sun in January than in July, which accounts for the fact that the highest high tides in the Northern Hemisphere occur in
A) winter.
B) spring.
C) summer.
D) none of the above
Question 2
We do not observe tides in a community swimming pool because
A) gravitation on the small mass of water is negligibly small.
B) it is shallow compared to the ocean.
C) all parts of it are practically the same distance from the Moon.
D) they are masked by the much stronger pull of Earth gravity.
E) the tides are only observed at night.
Annual net primary productivity on Earth.
Measures of ocean chlorophyll-a concentrations from part of Atlantic Canada in (a) January 2006, and
Mira as seen from the Earth
This January 1937 photo from Sneedville, Tennessee, shows Eunice Johns, age 9, and her husband, ...
Pregnant and Lactating Women, Children, the Ill, and Older Adults Are at the Highest Risk
Similar Rock Outcrops on Mars and Earth