1st grade · Science · Unit 1 of 7
Light & Sound
Bright, dark, loud and quiet
What your child practices
Sources of light and sound, loud and quiet, high and low sounds, shadows, and how light passes through glass but not walls.
Washington State Learning Standards learning standard: 1-PS4-1; 1-PS4-2; 1-PS4-3 · sound and vibration, seeing only with light, and how materials block or let through light
Sample questions
A taste of this unit. In the app, questions change every time and get easier or harder to match your child.
Question 1
Where does daylight come from?
- ☀️the sun
- 🌙the moon
- ☁️the clouds
☀️ the sun
Hint: The sun is a giant ball of light. It lights up our day.
Question 2
Is the sound loud or quiet? Tap an item, then tap its basket.
Sort into: 📢 loud · 🤫 quiet
- ❄️snow falling
- 🎺trumpet
- 📖turning a page
- 💬whisper
- ✈️jet plane
- 🥁drum
📢 loud: trumpet, jet plane, drum · 🤫 quiet: snow falling, turning a page, whisper
Hint: Loud sounds are big and strong. Quiet sounds are soft, and you have to listen closely.
Question 3
Light can shine through…
- 🚪a wooden door
- 🪟a clear window
- 🧱a brick wall
🪟 a clear window
Hint: Clear glass lets light pass through. Walls and doors block it.
Question 4
Which light is natural (not made by people)?
- 🔦a flashlight
- ☀️the sun
- 💡a lamp
☀️ the sun
Hint: People make lamps and flashlights. The sun is part of nature.
Question 5
Does it make its own light? Tap an item, then tap its basket.
Sort into: ✨ makes light · ⬛ does not make light
- 🌙moon
- 🧸teddy bear
- 🪨rock
- 💡light bulb
- 🕯️candle
- 🔦flashlight
✨ makes light: light bulb, candle, flashlight · ⬛ does not make light: moon, teddy bear, rock
Hint: Light sources glow on their own. The moon and mirrors only bounce light back.
Question 6
Which animal makes a high, squeaky sound?
- 🐄cow
- 🐭mouse
- 🐻bear
🐭 mouse
Hint: Small animals often make high sounds. Squeak, squeak!