Chemistry
What are the fundamental substances that make up all chemical compounds? (Hint: about 90 occur naturally)
The elements
Using snow tires on an icy road is an example of ________ friction (increasing or decreasing).
Increasing
It means, species are made up of organisms that inherit better traits to survive and reproduce.
Natural selection
A tool used to predict the probability of a genetic cross.
Punnett square
This type of rock is formed from the compression of particles over a long period of time
Sedimentary
The name for this fundamental particle of matter means "not cuttable".
Atom
Which of Newton's Laws states that for every action there is an equal and opposite reaction?
Third Law
Which scientist proposed that new species come from preexisting species by the process of natural selection?
Charles Darwin
Which type of trait must contain TWO copies of the allele in order to be visible?
Recessive (tt, bb, ii)
This type of rock is formed from cooled lava
Igneous
The most abundant element in the universe.
Hydrogen
Motion will only occur if a force is...
Unbalanced
The differences between individuals in a population
Variation
When this type of trait is present, it is always the visible trait no matter what!
Dominant (RR, Hh, GG)
When looking at a rock column with three layers (top, bottom, middle), where in the column would the rocks be the OLDEST?
The BOTTOM layer
Because of this principle, the mass of reactants must equal the mass of products in any reaction.
Conservation of Matter
What is the mathematical equation for speed?
Speed = distance / time
The cause of genetic variation.
Mutations
The probability of two heterozygous parents producing an offspring with a recessive phenotype.
25%
In which rock type are fossils found?
Sedimentary
What kind of bond holds the oxygen to the hydrogen in a water molecule?
Covalent bonds.
inertia
Any grouping of species all descended from one common ancestor.
A Clade
The probability of two heterozygous parents producing an offspring with a recessive trait is...
25%
What is the molten substance found inside (under the surface) of volcanoes?
Magma