From Physics Girl.

Lesson 2 of Dianna’s Intro Physics Class on Physics Girl. Topic: Freefall. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you!

Exercises in this video:

Problem 1: If we drop a wrecking ball from a height of 35 meters, how long will it take to fall?

Problem 2: The ball bounces on a trampoline. It takes the ball 1.7 seconds to reach its maximum height. What is the height? How fast was the ball going when it left the trampoline?

Problem 3: You dive off a diving board, 5 meters high, into a pool. You end up 2.5 meters deep in the pool. Assuming constant acceleration, what was your acceleration while the pool water was you slowing down?

Dianna Cowern – Executive Producer/Host/Writer
Jeff Brock – Lead Writer/Course Designer
Laura Chernikoff – Producer
Victoria Page – Video Editor
Sophia Chen – Researcher/Writer
Levi Butner – Videographer
Hope Butner – Production Assistant
Darren Dyk – Slow Motion Cinematography
Andy Brown – Curriculum Consultant
Set Design – Lauren Ivy
Vanessa Hill – Consulting Producer
Aleeza McCant – Illustrator
Alicia Cowern – Transcription
Consultant – Kyle Kitzmiller
Lucy Brock, Samantha Ward – Curriculum Consultants