Did you know?
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
Did you know?
In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
Did you know?
IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
Did you know?
The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.
Did you know?
More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
The form and orientation of desert plants reduces heat gain from the environment and facilitates coo
These young children are taking the initiative to explore their environment as they examine a snail
Internal and External Environment
Age and Grammatical Knowledge The challenge of learning a second language rises with age. Source: J
Emotional Knowledge Across Cultures
Grade 11 Chemistry