Natural Selection
What do we call a group of organisms of the same species living in the same area?
What is a population?
Why does light travel faster than sound?
Because light doesn’t need a medium to travel.
The periodic symbol : Na
What is sodium?
One of the most known greenhouse gasses
What is carbon dioxide? (Co2)
What term describes traits that become more common because they help organisms survive?
What is adaptation?
Give an example that shows light travels faster than sound.
What is seeing lightning before hearing thunder?
The first element in the periodic table.
What is Helium?
What is solar energy, wind energy, water energy? (only need 1)
A scientist who developed the theory of natural selection.
Who is Charles Darwin?
In a sound wave, where is there more energy: at the source or the receiver?
What is at the source?
The part of an atom that contains protons and neutrons.
What is the nucleus?
The definition of anomaly
What is something that deviates from what is standard, normal, or expected?
A change or error in the DNA sequence.
What is mutation?
Do the air particles in a sound wave move a lot or just vibrate in place?
They vibrate in place.
The evidence of a chemical reaction.
What is Color change, odor change, temperature change, gas production, or formation of a precipitate? (only need 2 right)
Warming ocean temperatures are causing these marine ecosystems, home to thousands of species, to bleach and die.
What are coral reefs?
The process where organisms with traits best suited to their environment survive and reproduce, passing those traits on.
What is natural selection?
What is the relationship between wavelength and frequency in sound waves?
Longer wavelength means lower frequency, shorter wavelength means higher frequency?
What kind of bond is formed when electrons are transferred from one atom to another?
What is an ionic bond?
The result of polar ice caps melting