|
Author Question: What percentage of Earth's liquid freshwater is in the form of groundwater? A) 97.2 B) 96 C) ... (Read 77 times) |
Did you know?
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.
Did you know?
Everyone has one nostril that is larger than the other.
Did you know?
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.