Results

Outcomes

In this unit you will learn about:

• The concept and applications of adhesion
• The concept and applications of cohesion

These three short online lessons discuss asteroids, comets and meteors.

Patterns and processes of evolution. How evolution and natural selection are reflected in the similarities and differences of organisms. 

These two short online tutorials discuss how the earth rotates and then the earth's revolutions.

In the first URL, the YouTube video explains why earth has spring, summer, autumn and winter seasons. The second URL summarizes the key takeaway points.

This online tutorial will explain the earth's shape and its hemispheres.

Outcomes

In this unit you will learn about:

• The concept of elasticity
• Understand the relationship between tension and extension

In this lesson you will learn about:

• The concept of elasticity
• Understand the relationship between tension and extension

How to solve for the horizontal displacement when the projectile starts with a horizontal initial velocity. We also explain common mistakes people make when doing horizontally launched projectile problems.

This online article delves into our the sun and planets were formed.