Copy of PHYSICAL SCIENCE FINAL / SPRING 2024

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Class period

• 2
• 5
• 6

What is matter?

• anything that has mass and takes up space
• A dense substance that has a definite shape

What are the three states of matter?

• solid, liquid, gas
• protons, neutrons, electrons

A change in matter that occurs when it changes size, shape, or form but remains the same substance.

• physical change
• chemical change

A change in the composition of matter, making it a new substance.

• physical change
• chemical change

Matter that cannot be broken down into simpler forms.

• element
• compound

When two or more elements are chemically combined to form a new substance.

• compound
• mixture

The smallest building blocks of matter.

• atoms
• elements

The nucleus of an atom contains which subatomic particles?

• protons and neutrons
• protons and electrons