# Activity Library

**Do you teach with Direct Measurement Videos?**

Tell us about your favorite activities and we'll add them to this collection.

Here is a set of activities that can be used with Direct Measurement Videos. Each activity includes context for use, sample student instructions, teaching tips and assessment ideas.

### One Dimensional Motion

Introduction to using Direct Measurement Video: Determine the speed of a roller coaster Note that this activity is well-suited to use for the students' first experience with Direct Measurement Videos.

Student Analysis: Determine the acceleration of a toy car

Using Direct Measurement Video to find the acceleration of a rocket-powered cart

### Two Dimensional Motion

### Forces and Motion

Airplane on a string (conical pendulum)

Student analysis of a cart rolling down a ramp

Direct Measurement Video analysis: friction of a block sliding down a ramp

Student analysis of a sliding and rolling ball

Student analysis of a hockey slap shot

### Rotation

Using a Direct Measurement Video to find rotational inertia of a bicycle wheel

### Impulse and Momentum

Direct Measurement Video analysis: blow-dart collides with cart