Things really do catch fire no1

Things really do catch fire no1

1st - 5th Grade

30 Qs

quiz-placeholder

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Things really do catch fire no1

Things really do catch fire no1

Assessment

Quiz

Mathematics

1st - 5th Grade

Easy

Created by

V Nguyễn

Used 22+ times

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when oxygen mixes quickly with carbon and hydrogen in wood?
The wood becomes cold and brittle
It forms water instantly
A slow chemical change begins
The wood turns soft and soggy
Heat, light, and smoke are produced

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why does blowing on a campfire make it burn brighter?
You add more fuel
You remove moisture
You cool it with air
You feed it oxygen
It spreads the wood pieces

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the flame in a fire?
Just smoke moving in the air
Where gases freeze
A part that never moves
The coldest part of fire
The visible part where gases burn

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do firefighters often remove to stop a wildfire?
Roads and rocks
Trees and plants (fuel)
Wet soil
All water sources
Clouds from the sky

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the flash point of a substance?
The time it catches fire
The loudest sound a fire makes
The temperature where it melts
The lowest temperature it can release flammable vapor
The moment it disappears

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are smoke alarms placed on ceilings?
Because alarms need air
Because they look better
Because hot air rises (convection)
Because smoke is heavy
Because it’s easier to reach

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What’s an example of slow oxidization?
A fire in the forest
A candle flickering in the wind
Gasoline burning in a car
A bicycle turning rusty
Lightning striking a tree

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