Fission and Fusion

Question 1

What conditions are required for nuclear fusion?

Revolt · Accepted Answer

high temperature and high pressure

Question 2

Which are advantages of using nuclear reactors to generate electricity? Select 3 options.Nuclear power produces no hazardous byproducts.Nuclear power has a high output.Nuclear power uses nonharmful fuel.Nuclear power is readily available.Nuclear power produces relatively low carbon dioxide emissions.

Revolt · Accepted Answer

Nuclear power has a high output.; Nuclear power is readily available.; Nuclear power produces relatively low carbon dioxide emissions.

Question 3

Gazala makes a graphic organizer to compare nuclear fission and nuclear fusion.

Revolt · Accepted Answer

X: Converts mass into energyY: Is controlled by neutron absorption

Question 4

The process in which the nucleus of an atom splits into two lighter atoms, releasing a large amount of energy, is nuclear ______

Revolt · Accepted Answer

Fission

Question 5

The starting materials in a nuclear change have a total mass of 2.3465 × 10–27 kg. After the change, the resulting materials have a mass of 2.3148 × 10–27 kg.How much energy was released during the change?

Revolt · Accepted Answer

2.85 × 10–12 J

Question 6

Which equation represents mass-energy equivalence?

Revolt · Accepted Answer

E = mc2

Question 7

What are the starting materials for nuclear fission?

Revolt · Accepted Answer

a neutron and a large nucleus

Question 8

What is the energy equivalent of an object with a mass of 2.5 kg?

Revolt · Accepted Answer

2.25 × 1017 J

Question 9

Trudy writes an expression to calculate the mass defect of a carbon-14 nucleus using the symbols in the table.

Revolt · Accepted Answer

(6mp + 8mn) – mc – 14

Question 10

Carla sees an equation that models a nuclear change.

Revolt · Accepted Answer

nuclear fusion, because the equation shows two hydrogen nuclei combining to form a helium nucleus

Fission and Fusion Answers

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