Heat Sources
Where does heat come from
Plant Structures
Vocabulary
Vocabulary
100
How does heat move?
Heat always moves from warmer objects to colder ones.
100
If you're looking at a heat element on a stove, how do you know which one is hot? Why?
The one glowing is hot, because heat often comes with light.
100
What is the plant structure that holds the plant in place, absorbs water, and absorbs nutrients.
It's the roots.
100
What does bud mean?
It's when a leaf starts to grow.
100
What is the definition of heat?
Heat is energy that moves from warmer objects to cooler ones.
200
List 3 ways we use heat?
1. We use the heat from an oven to cook things. 2. We use the heat from the floor to stay warm. 3. We use heat for energy.
200
How do you know lava is very hot from a picture?
It glows red, and light often comes with heat.
200
What is the plant structure that transports food, holds the plant up, and grows against the direction of gravity?
It is the stem.
200
What is reproduce?
When a living thing makes a new living thing like themselves, they reproduce.
200
What is the definition of temperature?
Temperature is the measure of how hot or cold something is.
300
What other energy almost always comes with heat energy?
it's light energy.
300
Name two things you sometimes do to prevent heat from being transferred.
1. You could use oven mitts to stop a hot plate from burning you. 2. A Thermos is used to keep coffee from getting cold.
300
What is the plant structure that uses air, water, and sunlight to make food?
It is the leaf.
300
What is a cone? What is it classified as?
It's a tree part that helps the tree reproduce. It's a nonflowering plant.
300
What is Friction? give two examples.
Friction happens when two things rub against each other and heat is created. Examples: Rubbing your hands together, or when brakes touch a tire.
400
Give three examples of light energy that comes with heat energy.
1. The sun 2. A light bulb 3. The oven coils A candle, an engine, lava...
400
Name something that gives off heat but not light.
A hot drink, rubbing your hands together, your breath, bodies, a cellphone that has been on a long time...
400
What does a flower do?
They produce seeds so that the plant can reproduce.
400
What are nutrients? What plant structure absorbs them?
They are materials that living things need to grow. The roots absorb nutrients.
400
What is a seed?
It has a small plant inside of it and food for the small plant.
500
What is friction? Give three examples of it.
Friction is when two things rub together to create heat. 1. Two sticks rubbed together to make heat 2. Two hands rubbed together in cold winter to warm up 3. Spinning tires rubbing against the rode to create smoke
500
Trick question: What's the life cycle of a plant?
1. They start as seeds. 2. They germinate into seedlings when the temperature is right. 3. They grow into adult plants. 4. They make seeds or spores to reproduce.
500
Summarize the structures and functions of a plant.
1. Roots hold a plant in place, and absorb nutrients and water. 2. Stems transport food, and nutrients, hold the plant in place, and grow against gravity. 3. Leaves make food for the plant from air, water, and sunlight. 4. Flowers produce seeds so that the plant can reproduce.
500
What is the definition of an environment? What three ways do plants respond to their environment?
An environment is everything living and nonliving in a place. 1. Plants face the sun in response to their environment. 2. Seeds start to germinate, and leaves start to bud in response to the right temperature 3. The stems and roots of a plant grow in a certain direction in response to gravity.
500
What is germinate? What does it need to happen?
Germinate means that seed starts to grow. All seeds need the right temperature for them to germinate.
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