The Food Web
Overview
What is a Food Web?
Why is it called a food web? What does it have to do with energy?
Producers
Producers are the base of the food web, capturing energy and storing it in a form that living things can use.
- Taking a Marshmallow Apart
One of the easiest ways to see how plants make sugar is to take some apart, to see what it is made of. - Calories: Measuring the Energy
To follow energy through a living system, we need a way to measure it. What exactly is a calorie?. - Thoughts on Trees: Where does all of that wood come from?
Primary Consumers
Primary consumers are usually herbivores, eating plants to get their stored energy.
Secondary Consumers
Secondary consumers are predators, animals that eat other animals.
- Spider Spotting: Hunt for predators in your own yard.
Scavengers and Decomposers
Meet the "clean up crew" of the food web.
Providing information about the calorie
Providing information about the calorie: The calorie is a unit of energy that is used to express the energetic power of food, and thus, all foods provide calories.
Calorie is defined as the amount of heat energy required to raise one degree Celsius the temperature of one gram of pure water from 14.5 ° C to 15.5 ° C at a standard pressure of 1 atmosphere. Kilocalorie = 1000 calories.
animals
do you think the people who like spiders are the same as those who also do
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