Does a flashlight produce light, heat, or sound energy?
light energy
What is matter?
Matter is anything that has mass and volume (anything that takes of space).
Non-renewable
What happens to a popsicle if it gets warm?
It melts
How can you save energy in your home?
Turn the water off, do activities outside, turn the lights off.
Give an example of something that produces sound energy.
Guitar, birds, people, tv, etc.
Give 5 examples of a solid.
book, table, chair, pencil, cup
How do we get energy to move and grow?
We eat food like plants or animals that got their energy from the sun.
What happens to a river in the winter?
It would be dark, harder to cook food, less entertainment.
How do we get energy from the sun?
Solar panels, eating the plants that get energy from the sun.
Give 5 examples of a liquid.
water, rivers, milk, rain, juice.
Give an example of an energy chain that starts at the sun and ends with people. How does the sun's energy get to people?
Sun, plants, insects, turkey, humans.
What does buoyancy mean?
Buoyancy is a force that keeps an object floating in water. Something is described as buoyant if it floats.
Does a towel absorb or repel water?
Absorb because it sucks up water.
Are wind and water sources of energy and how do we use them?
Yes, we can use windmills and hydro dams.
What makes something a solid?
When matter is a solid, the atoms are packed together in a certain shape. A solid keeps its shape.
fridge, tv, laptop, etc.
What does absorb and repel mean?
Absorb means something soaks up water. Repel means something does not soak up water.
Is a table a liquid or solid?
Solid
What is the most powerful energy source?
The sun
What makes something a liquid?
When matter is liquid, the atoms are close together, but move around. A liquid takes the shape of its container.
What is electricity and why do we need it?
Electricity is a flow of electrical power and humans use it for cooking, light, electronics, etc.
What should you do if you see a liquid or solid and you don't know what it is?
Ask an adult and don't touch it.
Does an umbrella absorb or repel water?
repel