_______ energy, or heat energy, cause matter to change state.
Thermal
100
_________ energy is energy that can be seen with our eyes. Plants need this energy to make their own food.
Light
100
Why do children look like their parents and why do siblings look like each other?
Children inherit traits from their parents so they share similar traits.
100
What four things do plants need to live and grow?
Sunlight, water, nutrients, and carbon dioxide.
200
This type soil contains a good mix of sand, silt, and clay and it is very good for growing plants.
Loam or potting soil
200
What is matter?
Matter is anything that has mass and takes up space.
200
What is energy?
Energy is the ability to cause change.
200
What is an incomplete metamorphosis? Name an insect that goes through an incomplete metamorphosis.
In an incomplete metamorphosis an insect looks about the same throughout its life cycle. A grasshopper goes through an incomplete metamorphosis.
200
WHat do the leaves do for a plant?
The leaves make food and take in carbon dioxide.
300
What are the four components of soils?
The four components of soil are weathered rock, humus, air, and water.
300
What is mass? What tool can be used to measure mass?
Mass is the amount of matter in an object. A balance scale measures mass.
300
What is volume? What tool can be used to measure volume?
Volume is how much space an object takes up or how much a container can hold. A measuring cup, graduated cylinder, or beaker can be used to measure volume.
300
What is a complete metamorphosis? Name an insect that goes through a complete metamorphosis.
In a complete metamorphosis an insect changes the way it looks during its life cycle. Moths and butterflies go through a complete metamorphosis.
300
What does the stem do for a plant?
The stem contains tubes that move food, water, and nutrients throughout the plant.
400
Define a renewable energy resource and give two examples of renewable energy resources.
Renewable energy resources are resources that can be replaced during a human lifetime. Examples include solar (sun), wind, water, and geothermal.
400
What change of state occurs during melting and why does this change occur?
Melting is the change of state from a solid to a liquid. It happens when a solid gains thermal energy or gets warmer.
400
What change of state occurs during freezing and why does this change occur?
Freezing is the change of state from a liquid to solid. It happens when a liquid loses thermal energy or gets colder.
400
What is an instinct?
An instinct is a behavior an animal know without being taught.
400
What do the roots do for the plant?
The roots soak up water and nutrients, hold the plant in place, and store food.
500
Define a nonrenewable energy resource and give two examples of nonrenewable energy resources.
Nonrenewable energy resources are resources that cannot be replaced during a human lifetime. Examples include oil, coal, and natural gas (these are all fossil fuels).
500
What change of state occurs during condensation and why does this change occur?
Condensation is the change of state from a gas to liquid. It happens when a gas loses thermal energy or gets colder.
500
What change of state occurs during evaporation and why does this change occur?
Evaporation is the change of state from a liquid to gas. It happens when a liquid gains thermal energy or gets warmer.
500
What is an adaptation?
An adaptation is a trait that helps a living thing survive.
500
Why do plants have flowers?
Plants have flowers to attract pollinators and make seeds.