The Earth and the rest of our solar system formed
A. 450 million years.
B. 10 to 15 billion years ago.
C. 4.5 billion years ago.
D. 3.8 billion years ago.
Answer: C
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A racist believes in
A) the equality of women and men regardless of ethnic or racial identity. B) the superiority of some groups because of cultural identity. C) the inferiority of some groups because of economic factors and the superiority of other groups because of political affiliations. D) the biological classification of people and the superiority of some groups over others on the basis of racial identity. E) the biological classification of people along with an understanding that all human beings are one species and therefore one extended family without any inherent differences.
The organelles that function as a cell's "garbage disposals," breaking down organic materials, are
A. Golgi apparatuses. B. ribosomes. C. lysosomes. D. mitochondria.
Why do "shadows" result in TEM images?
A) Light does not pass through the atoms, resulting in shadows. B) Electrons are stopped by atoms, resulting in shadows. C) There are no objects for the electrons to hit, which results in shadows. D) Electrons pass through the atoms, resulting in shadows.
The cloud form that is best described as sheets or layers that cover much or all of the sky is termed
What will be an ideal response?