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NGSS

HS-PS1-3

12 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.

Physical Science · Chapter 2 · Lesson 3

Physical and Chemical Properties

The test is whether you can get it back.

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Physical Science · Chapter 2 · Lesson 4

Density and Its Measurement

Cut it in half and the density does not move.

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Physical Science · Chapter 2 · Lesson 5

Separating Mixtures

The right method is decided by the difference you exploit.

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Honors Biology · Chapter 1 · Lesson 1

Water and Its Properties

A weak bond, in enormous numbers.

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Chemistry · Chapter 3 · Lesson 4

Polarity

Polar bonds do not always make a polar molecule.

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Chemistry · Chapter 3 · Lesson 5

Intermolecular Forces

The forces between molecules, not within them.

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Chemistry · Chapter 6 · Lesson 1

Kinetic Molecular Theory

Pressure is collisions, and temperature is motion.

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Chemistry · Chapter 6 · Lesson 2

The Gas Laws

Three names for holding different things still.

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Chemistry · Chapter 6 · Lesson 3

The Ideal Gas Law

One equation the others came from.

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Chemistry · Chapter 6 · Lesson 5

Phase Diagrams

A map of which state exists when.

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Honors Chemistry · Chapter 3 · Lesson 4

Network and Metallic Solids

Same element, and a diamond is not a pencil.

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Honors Chemistry · Chapter 3 · Lesson 5

Structure and Property

Boiling a liquid does not break its bonds.

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