5th Grade Science
These are the 4 chambers of the heart.
What are the right atrium, the left atrium, the right ventricle, and the left ventricle?
This is thing in an experiment that the scientist changes on purpose (the cause).
What is the independent variable?
This is the term for substances, such as carbon dioxide and methane, that trap heat in our atmosphere.
What is a "greenhouse gas?"
This is the full name of DNA (spelling needs to be mostly right).
What is deoxyribonucleic acid?
This is the only known natural predator of the great white shark.
What is the orca (killer whale)?
This type of energy refers to moving energy
What is kinetic energy
588m = ? km (1,000 meters in 1 km)
.588 km
This is the name of the group on the periodic table that contains elements with full outer shells that are inert (unreactive).
What is the Noble Gases?
Selective breeding, or manually selecting the traits that get passed on to the next generation.
What is artificial selection?
This bird has eyes that are larger than its brain.
What is an ostrich?
These are the 5 characteristics of all living things.
What is respond, organization (cells/DNA), growth and development, use energy, and reproduce?
This is the term for a consumer who eats both plants and animals.
What is an omnivore?
These two subatomic particles make up the mass of an atom.
What are protons and neutrons?
The group of electrons found in an elements outer shell.
What are valence electrons?
4 types of clean energy
What is solar, wind, geothermal, hydroelectric, nuclear
This substance coats the axons of nerve cells in order to speed up the transmission of nerve impulses.
What is myelin?
This is the term for when a substance changes directly from a solid to a gas (such as dry ice).
What is sublimation?
These are two differences between plant and animal cells (be specific).
Plant cells have a cell wall and chloroplasts.
A ray of light is "bent" as it goes through a translucent material
What is refraction?
These two terms identify data as dealing with numbers (can be counted or "quantified") or descriptive and conceptual.
What is quantitative and qualitative data?
These are 2 reactants and 2 products of cellular respiration.
Reactants - food (glucose) and oxygen
Products - ATP, water, and CO2
This is the chemical equation for photosynthesis (balanced or unbalanced).
(6)CO2 + (6)H20 --> C6H12O6 + (6)O2
Hydrogen has 1 proton in its nucleus, what is its atomic number
What is atomic number 1
These types of chemical reactions can either absorb or release energy.
What are endothermic and exothermic reactions?
This term refers to the idea that older fossils are found deeper in sedimentary layers.
What is the Law of Superposition?