The _______________ layer in the upper atmosphere protects us by blocking much of the sun's harmful ultraviolet (UV) radiation, which causes ski cancer and cell mutations
Fill in the blank(s) with correct word
ozone
Environmental & Atmospheric Sciences
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A sedimentary layer in which grain size decreases from the bottom up is ____
a. graded bedding b. mud cracks c. bioturbation d. drift e. till
Environmental & Atmospheric Sciences
Suppose you are walking through a forest dense with oak and hickory trees, and with a thick litter layer underfoot. What type of forest are you most likely to be in?
A. tropical savanna B. temperate deciduous forest C. tropical rain forest D. temperate rain forest E. coniferous forest
Environmental & Atmospheric Sciences
The roots of the Vietnam conflict began with the 1858 invasion of Vietnam by which country?
a. United States b. Great Britain c. France d. Portugal e. China
Environmental & Atmospheric Sciences
The bouning of wind blown sediemnt
a. Saltation b. Salutation c. Solifluction d. Aboration
Environmental & Atmospheric Sciences