Energy and Energy Transfer Flashcards
Complete the blanks:
something that we get energy from is called…
________ of ________
source of energy
What is the definition of Energy?
Energy makes things happen, move or change
Your body uses energy for different things. Do you need energy while you sleep?
Why?
Yes, you need energy while you sleep to keep your bodily functions running, like your heart, brain and digestive system.
What are the substances that are found in food that help living things live grow and stay healthy?
Nutrients
Give some examples of activities we need energy for?
talking, breathing, running, sleeping,thinking
What is the source of energy for the human body?
The source of energy is food
How does food become for the body?
When we eat, the nutrients that are stored in the food are broken down by the body. The energy in those nutrients are then in a form that the body (muscles, blood, brain etc) can use.
Describe what an omnivore is?
An omnivore is someone that eats both animals and fruits and vegetables.
What is the name for a person who eats only fruits and vegetables?
A herbivore
How do plants use the sun as an energy source?
What is this process called?
Plants use light energy from the Sun to make their own food.
This process is called photosynthesis
Explain the cycle of how energy from the sun ultimately gets to a cow eating grass?
The plants use the energy from the sun to make food. Plants use the food to grow. A cow eats the plants and uses the energy stored in the grass to live.
The process by which energy goes from one part of a energy chain to another is called…
Transfer of energy
What are the two types of energy that the Sun gives us?
Light and heat
What is a food chain?
It shows the transfer of energy from one thing to another. Such as the Sun to a plant and then to an animal
A food chain is also known as….
an energy chain
