0
sure
Wiki User
∙ 13y ago
Add your answer:
Earn +20 pts
How does heat travel to the food?
the cooker gives radiation waves to the food to heat it up
How does smoking food kill bacteria?
Because the heat from the smoke is hot enough to cook and season it as well.
Why does a slow cooker cook slowly?
A 'slow' cooker cooks food at a very low heat therefore taking longer than normal to cook the food.
What traps heat in the solar cooker?
Usually mirrors or a large reflector traps the sun's heat and focuses it on the food.
Why did horace de saussure invent the solar cooker?
because he did not have stoves back then so he made a solar cooker to heat his food up
Explain why heat is used to preserve food?
Heat alone is not enough to preserve food unless it is used to dehydrate. Heat kills bacteria and pests and their eggs that may be in food and that assists in the preservation of food. In addition to heat food needs to be cured, smoked, canned, fermented, or frozen to preserve it for an extended period of time.
What is the purpose of a panel cooker?
To heat food by only using power from the energy of the sun
What technology is used in the construction of a simple solar cooker?
Mirrors, lenses, or even just aluminium foil is enough to focus the heat of the sun onto some food to cook it.
Harmful bacteria in food can be killed by?
Cooking the food. Raising the heat to te proper level kills bacteria.
How does the cooker heat up?
elements in the cooker act as a battery and send rod particles everywhere in the cooker give in heat.
What is the formsome bacteria take too keep from dying when they do not have enough food?
Some bacteria, like many Bacilllus species, form endospores when they run out of food. Endospores are resistant to heat, dessication, weak acid, etc.
How long do you cook canned baked beans in a slow cooker?
Baked beans in a can are already cooked all you need to do is heat them, 20 to 30 minutes in a slow cooker should be enough.
