2. A submarine is able to raise and lower itself underwater. A rock sinks when it is dropped in a
pool because it is denser than water. A piece of
wood floats in the pool because it is less dense
than water. What could the submarine change in
order to sink or float? Choose all that apply.
A. the submarine's volume
B. the submarine's mass
C. the state of the surrounding water
D. the mass of the surrounding water

The clouds are grey and ground is wet. a quantitative b qualitative

Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?

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