We Are All Made of Stars

Where were most elements, including gold, originally formed?

• In the Earth's core

• In the depths of space

• In the ocean

• On Earth

What is the process called that transforms simple elements into more complex ones in stars?

• Metamorphosis

• Electrolysis

• Nucleosynthesis

• Photosynthesis

What type of reaction is nuclear fusion for elements lighter than iron?

• Endothermic

• Exothermic

• Catalytic

• Neutral

Why can't elements heavier than iron be formed under normal stellar conditions?

• They are too unstable

• They require less energy than they produce

• They require more energy than they produce

• They are too light

What event allows for the creation of elements heavier than iron?

• A supernova

• A lunar eclipse

• A meteor shower

• A solar eclipse