How long has it been that scientists have accepted that the nucleus of the atom consists of neutrons and protons? Think of your answers in terms of order of magnitude

a. about a decade
b. about a century
c. about a thousand years
d. since Aristotle


b

Physics & Space Science

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About how hot is the core of Earth?

A. 15 million K B. 6,500 K C. 300 K D. 15,000 K

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According to current estimates, rice agriculture will expand by up to 70% over the next 25 years to support the growing human population. This will not be any sort of massive problem for Earth's ecosystem to bear

What will be an ideal response?

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When you hold one end of a solid rod in a fire, the other end becomes hot because of heat convection

Indicate whether the statement is true or false

Physics & Space Science

What are some complications that interfere with star formation?

What will be an ideal response?

Physics & Space Science