The document discusses different heat-producing items like candles, light bulbs, microwaves, toasters, and flasks, noting that they all produce heat at varying levels from warm to very hot as candles, light bulbs, microwaves, and toasters are used, while flasks are insulated to keep temperatures hot or cold.

1. Heating up
By ollie

2. • Produces heat
• Flame and the wax get VERY HOT
Candles provide light and nice scents.

3. • Produces heat
• hot
Light bulbs provide light

4. • Produces heat
• Warm , hot , very hot
A Microwave has variable heat levels

5. Toasts food
• Produces heat
• Very hot

6. A flask is insulated and conserves the temperature of the liquid
• Keeps temperature
• Hot or cold