Environmental Science
What is the cause of the Exxon Valdez?

none of these.
Oil Tanker which sank in 1989 along the coast of Alaska and marine life seriously affected.
a ship which wrecked on the coast of India
a plane which crashed and caused death of human life

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Environmental Science
Our seasons are caused by:

The changing distance between the earth and the sun
Only (b) and (c) are correct
All of these
The angle at which sunlight reaches the earth
The length of the daylight hours

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