STAGING
Get a free trial until June 30, 2026!
New members get full access to our science units, hands-on activities, mini-lessons, & more!

New members get a full, free trial through June 2026!

Back > Share
How can we protect a mountain town from falling rocks?
Force Olympics Unit | Lesson 5 of 6

How can we protect a mountain town from falling rocks?

Force Olympics Unit | Lesson 5 of 6
Lesson narration:
Scroll for prep

If`a`rock`tumbles
slowly,`what`do`you
think`will`happen
if`it`bumps`into`a
tree?

Now`say`it’s`moving
fast.`What`do`you
think`will`happen
if`it`bumps`into`a
tree?

How`could`you
change`which`way
the`boulder`was
rolling,`so`that`it
wouldn’t`hit`the
house?

Slide Image

push


1 of 4

to move an object away from you

direction


2 of 4

the path an object takes as it moves

experiment


3 of 4

a test used to discover new information about a question
Slide Image

model


4 of 4

a pretend version of something that scientists use when the real thing is too big, small, or complicated to work with
🎉 That’s it for this lesson! How did it go?
Sign up now for more great lessons!
Lesson narration:

Lesson details

Grade K

Pushes & Pulls

Direction of Motion & Engineering

K-PS2-2, K-2-ETS1-1, K-2-ETS1-2, K-2-ETS1-3

3027 reviews

Activity Prep

Print Prep
In this lesson, students investigate how pushes can change the speed and direction of falling objects. In the activity, Boulder Bounce, students play a game where they design a solution that protects a model town called Tiny Town from a bouncing-ball “boulder.”
Preview activity

Jump to

Exploration

17 mins

Lesson details

Grade K

Pushes & Pulls

Direction of Motion & Engineering

K-PS2-2, K-2-ETS1-1, K-2-ETS1-2, K-2-ETS1-3

3027 reviews
Slow internet or video problems?
 
Pushes Lesson 5: How can we protect a mountain town from falling rocks?

How did the lesson go?
Terrible OK Good Great Terrific!

How can we improve it?

If you'd like our team to reply to you, please Contact Support instead.

Thanks for your feedback! If you have a question or need help, please contact us. Please consider sharing your review:

Sorry the lesson didn’t go well. We read every single review in an effort to improve our Mysteries.

Thanks for letting us know. We’ll wait to ask you for feedback until after you've actually taught it.

Thanks for the feedback! We read every single review in an effort to improve our Mysteries.

Is the video not playing properly?

Please follow these steps:

  1. Very rarely a video will fail to completely load in your browser. Try to reload this page to see if that fixes the problem.
  2. If reloading does not help, try our other video player .
  3. If the video still fails to play, open this video in a new tab and please let us know you’re having trouble. We want to fix this issue for you.

Close

How can we help you?

💡For purchasing info, see our Pricing Page

This episode is locked

This lesson is not included in your limited access.

View pricing

This episode is locked

Your membership is expired. The archive of past Mini Lessons is not included in your limited access.

View pricing