What is the part of the plant that takes in water and nutrients from the soil?
What are roots?
These are the three main food molecules.
What are carbohydrates, fats, proteins?
The interactions of all of the living organisms and their physical environment.
What is an ecosystem?
What form of energy travels in waves and can move through empty space?
What is electromagnetic energy?
What is insoluble?
This is a gas taken in through plant leaves, plants are using it as a reactant in photosynthesis
What is carbon dioxide?
What is the smallest unit of life?
What is a cell?
What do we call the differences in traits among individuals of the same species?
What is variation?
What do we call the distance from one crest of a wave to the next?
What is wavelength?
This is a combination of two or more substances that are not chemically combined
What is a mixture?
What is the main source of energy for plants?
What is sunlight?
What are organisms that make their own food using sunlight called?
What are producers?
What is a learned or inherited behavior that helps an organism survive?
What is an adaptation?
What type of wave needs a medium to travel through?
What is a mechanical wave?
This is something that can dissolve in a liquid.
What is soluble?
What are the products, or outcomes, in photosynthesis?
What is glucose and oxygen.
What part of the scientific method involves making a guess that can be tested
What is the hypothesis?
What kind of evidence shows how living things have changed over time?
What are fossils?
What type of energy is stored in food and fuel?
What is chemical energy?
This is how much matter or mass there is in a given amount of space or volume.
What is density?
What do we call the part of an experiment that stays the same to make it fair?
What is a constant?
Measures how many different species are living in an ecosystem.
What is biodiversity?
The natural home or physical environment that organisms live in.
What is a habitat?
What property of a sound wave affects how loud it is?
What is amplitude?
This is a system in which no matter is allowed to enter or leave
What is a closed system?