4. Science

What we're working on in...
Grade 2                                                Grade 3

Properties of Liquids and Solids

Big Ideas

  • Materials that exist as solids and liquids have specific properties.

  • Liquids and solids interact in different ways.

  • Some liquids and solids can be harmful to us and the environment.

Forces Causing Movement

Big Ideas

  • There are several types of forces that cause movement.

  • Forces cause objects to speed up, slow down, or change direction through direct contact or through interaction at a distance.

  • Forces in nature, such as high winds or water, can have a significant impact on humans and the environment and need to be regarded with respect.