Standards

Description

Lessons

1

Identify evidence of chemical changes through color, gas formation, solid formation, and temperature change.

2

Define mass, volume, and density.

3

Use everyday indicators to identify common acids and bases.

Describe forms of energy, including chemical, heat, light, and mechanical.

Contrast ways in which light rays are bent by concave and convex lenses.

Compare effects of gravitational force on Earth, on the moon, and within space.

Identify common parts of plant and animal cells, including the nucleus, cytoplasm, and cell membrane.

Identify major body systems and their functions, including the circulatory system, respiratory system, excretory system, and reproductive system.

Describe the relationship of populations within a habitat to various communities and ecosystems.

Identify spheres of Earth, including the geosphere, atmosphere, and hydrosphere.

Compare distances from the sun to planets in our solar system.