# data[].attributes.headline
Get cold water go outside and create a fire and cook the cool water .

# data[].attributes.subject
Get cold water go outside and create a fire and cook the cool water .

# data[].attributes.body
I would create a little fire outside and put the water in a pot and boil it from there.

# data[].attributes.headline
Use your spare induction cooker or a plug in electric heater

# data[].attributes.subject
Use your spare induction cooker or a plug in electric heater

# data[].attributes.body
put it out in the sun

# data[].attributes.headline
use the thermal energy coming off from lightbulbs

# data[].attributes.subject
use the thermal energy coming off from lightbulbs

# data[].attributes.body
leave it outside in the sunlight

# data[].attributes.body
use thermal energy

# data[].attributes.body
You can take your mug and use another mug then pour the cold water from one mug to another and speed up the electrons, causing them to create heat.

# data[].attributes.body
You can put it out in the sun or use the heat created from a light bulb or battery to heat up the water.

# data[].attributes.headline
Use thermal energy from the sun or lightbulbs

# data[].attributes.subject
Use thermal energy from the sun or lightbulbs

# data[].attributes.body
using light or sunshine

# data[].attributes.headline
If you have a toaster, you can make a stove from it, just put something that isn't plastic, and can't catch on fire on top of the toaster.

# data[].attributes.subject
If you have a toaster, you can make a stove from it, just put something that isn't plastic, and can't catch on fire on top of the toaster.

# data[].attributes.body
make a fire and put a cup of water next to it

# data[].attributes.body
Store water in a hot environment like a desert and wait for the sun and the temperature to boil the water up!

# data[].attributes.body
create a fire outside and put the water over it

# data[].attributes.body
My first thought was o make a fire and boil the water over a fire but a lot of people did that. So my second thought was  to make whipped hot chocolate. Which is the hot chocolate mix, sugar ,and whipped cream  mixed together in till its fluffy.

# data[].attributes.body
Create fire and thats it.

# data[].attributes.body
I would create a fire with a lighter or matches, put the fire on some wood or tree branches so it will spread, then take the cup with cold water and hold it over the fire creating the water to boil or create more hot water and thermal energy.

# data[].attributes.headline
Claudia guess it would be best to creature a fire maybe no gasoline but matches or a lighter would work just as fine  

# data[].attributes.subject
Claudia guess it would be best to creature a fire maybe no gasoline but matches or a lighter would work just as fine  

# data[].attributes.body
i would create a fire to heat the hot chocolate up.

# data[].attributes.body
Create a fire with the heat from a light bulb or the sun outside

# data[].attributes.body
make a fire outside and make it really, really hot and the put the food inside or warm up the food my keeping the food in the water and then making it hotter with the fire.

# data[].attributes.body
One way of warming it up is to breathe on the cup until it becomes hotter, or fire, that would be more efficient

# data[].attributes.body
Create a fire outside and put the water over it by hanging it on something

# data[].attributes.body
Go outside and make a fire and hold a pot over the fire and put the water in the pot and wait till it is hot enough.

# data[].attributes.body
Create a fire using a lighter and some sort of fuel and use a pot to heat water or you can use an electric coffee machine to create hot water.

# data[].attributes.body
I would make a circle of five candles and hold the pot over that until the water is boiling.

# data[].attributes.body
You can cut open a wall plug and expose the negative and positive wires, get two plates of coper or conductive metal and make them close but not touching, connect the positive and negative to the plates and when you put it in water it will boil within 10 minutes.

# data[].attributes.body
you can start a fire which can help you and you can make some hot choclate

# data[].attributes.body
make fire cup under the fire

# data[].attributes.headline
A way of heating up the water for the hot chocolate is too create a fire. After that take a pot of water and hold it upwards from the fire, so the water will gradually start to heat up, because of the fire. Once the water starts to boil you can use it for your hot chocolate. 

# data[].attributes.subject
A way of heating up the water for the hot chocolate is too create a fire. After that take a pot of water and hold it upwards from the fire, so the water will gradually start to heat up, because of the fire. Once the water starts to boil you can use it for your hot chocolate. 

# data[].attributes.headline
Start a fire outside and use it to heat up the hot chocolate.

# data[].attributes.subject
Start a fire outside and use it to heat up the hot chocolate.

# data[].attributes.body
You can use an immersion heater, but a more simple solution is to put it into some sort of vaccum chamber that will start removing air causing heat to increase. Or you can use a heating system, and just put it by a heater. Or simply start a fire

# data[].attributes.headline
make a fire get a container put the water inside and hope it warms up 

# data[].attributes.subject
make a fire get a container put the water inside and hope it warms up 

# data[].attributes.body
rip a page out of the old timey people and start a fire outside and put the pot on top of the water till its as warm as you'd like it. simple really.

# data[].attributes.body
I would put a lighter under my mug

# data[].attributes.headline
Create a fire outside and put the water over it by hanging it on something 

# data[].attributes.subject
Create a fire outside and put the water over it by hanging it on something 

# data[].attributes.body
You could create a fire a use the heat from the fire to heat up your water, you could also use a lighter to heat up your mug. The lighter produces light and heat, the heat could heat the water.

# data[].attributes.body
Put it over a fire

# data[].attributes.body
use fire to warm it up

# data[].attributes.body
We can use a matchbox or create a fire outdoors.

# data[].attributes.body
We could take it closer to the core of the earth since it gets a lot hotter down there

# data[].attributes.headline
set it outside and wait till a hot summer day.  

# data[].attributes.subject
set it outside and wait till a hot summer day.  

# data[].attributes.headline
using a lighter or candle or leaving it outside on a nice hot day.

# data[].attributes.subject
using a lighter or candle or leaving it outside on a nice hot day.

# data[].attributes.body
You could use a Kettle to warm up the water because the kettle heats up with electrical energy when you plug it into a outlet.

# data[].attributes.body
If you create a fire you can warm water over it. Or go to A warm area and leave water in the sun for a while

# data[].attributes.body
go to a hot spring and make hot chocolate with the heat from a hot spring.

# data[].attributes.body
Fire, or go to Starbucks/ dunkin and get a hot chocolate

# data[].attributes.body
make a fire outside and warm up the water

# data[].attributes.body
Create a fire in a fire place and heat up a rock in the fire. Use something to take the really hot rock and put it in bowl of water

# data[].attributes.body
Find a match or lighter and start a small controlled fire outside. Put water in a heat resistance pot with a handle and heat it up.

# data[].attributes.body
fund a space program to launch a spacecraft holding the water close to the sun and than land it back on earth

# data[].attributes.body
make a fire

# data[].attributes.body
you could make a fire, big or small and hold and pot or cup of water over it to heat it up.

# data[].attributes.body
the heat will warm up

# data[].attributes.body
we can warm up water by fireplace or putting the water outside so the sun can make the water warm .

# data[].attributes.body
go outside and buy a hot chocolate.

# data[].attributes.body
Put it on the heating vent or next to it so hot air blows onto it or heats it up

# data[].attributes.body
you can make a fire outside and make something to hold the pot above the fire. Soon you will have warm water!

# data[].attributes.body
I would make a fire to warm up water

# data[].attributes.body
i would let it sit outside in the sunlight for hours

# data[].attributes.headline
I would create a little fire outside and put the water in a pot and boil it from there.

# data[].attributes.subject
I would create a little fire outside and put the water in a pot and boil it from there.

# data[].attributes.body
Creating a fire would be my first option and then I would resort to leaving it outside if it is hot enough or just get hot food and put it under there.

# data[].attributes.body
Gather wood and make a fire and then put the pot over the fire until it boils

# data[].attributes.body
make a fire to warm up the water

# data[].attributes.body
use either fire or leave it in the sun-

# data[].attributes.body
I would let it sit in the sun on a humid day.

# data[].attributes.headline
Turn the handle to the hot/warm side obviously 

# data[].attributes.subject
Turn the handle to the hot/warm side obviously 

# data[].attributes.body
Chris Cepeda

# data[].attributes.body
Every other answers were quite obvious and I wanted to know if friction can heat up water with friction since friction can result  thermally. This video shows how a device can heat up water with friction. https://www.youtube.com/watch?v=PUmzuGd4wcg&ab_channel=florencefst

# data[].attributes.body
Make a fire and warm it over the fire.