72

Lesson 72 of 84 · Light

Experiment30 XP Spark Lab

Using Your Senses (Part 4)

🧪Lab Brief #72

Using Your Senses (Part 4).

🎯 Your mission

Run the experiment. Find out what really happens.

⚡ The twist

The opposite of what you expect is often what happens.

🤯

Mind = Blown

🎢 You feel weightless on a roller coaster because you and the seat are falling at the same speed.

🔮

Make a hypothesis first

Predict: what happens if you double the force?

What You'll Learn

Making observations means using your senses to gather information about something.

Key Words

Tap a word to see its definition.

Materials Needed

  • cardboard
  • tape
  • scissors
  • straws
  • paper clips

Safety First

  • Do not mix unknown chemicals together.
  • Tie back long hair before starting the experiment.
  • Protect your work surface with newspaper or plastic.

Steps

Step 1Read

Look at the new words. Can you say each one?

Step 2Do

Design a boat from foil that can hold the most pennies without sinking.

Step 3Observe

Use your senses to describe what you notice.

Step 4Record

Write 1-2 sentences about what happened.

Check Your Understanding

Question 1

1 of 3

What is the first step when solving a problem?

🌍

Where you see this in real life

This is why airplanes can fly and why rockets reach space.

🏆

Stretch Challenge

Try this in real life this week.

This week, find one thing in your house that turns one kind of energy into another.

👨‍👩‍👧

For the dinner table

Show me something at home that uses this kind of energy.

🎯

Next Smart Experiment

We'll pick an experiment that matches exactly how you're thinking right now.

💧Share card

Share this experiment

Send it to a parent who's looking for a 10-minute kitchen science win.

🖨️

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Using Your Senses (Part 4) — Light | 2nd Grade Science | LittleActivity