« previous next »
« previous next »
 

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

EEG recordings showing the differences between normal, absence seizure, and generalized tonic–clonic EEG recordings showing the differences between normal, absence seizure, and generalized tonic–clonic
Four Possibilities in Judging the Presence or Absence of a Stimulus Four Possibilities in Judging the Presence or Absence of a Stimulus
Gaussian surface in the absence of a dielectric Gaussian surface in the absence of a dielectric
Predators adapt to extreme water pressure and the absence of light Predators adapt to extreme water pressure and the absence of light
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
The response of the lac operon in the absence of lactose The response of the lac operon in the absence of lactose
Video: Bulk flow - factors that influence bulk flow

For a complete list of videos, visit our video library