Heredity
More Heredity
Physical Science
Chemistry
Chance
100

How many sets of chromosomes do humans have?

23 sets.

100
The passing of traits from parents to offspring is called
heredity
100
The metric unit for Force (what forces are measured in)
Newtons
100
What is the study of matter and its interactions
Chemistry
100
Tell me which of Newton's Laws each statement is describing A) An object in motion stays in motion B) For every action there is an equal and opposite reaction C) Force equals mass multiplied by acceleration (F=MA)
A) 1st B) 3rd C) 2nd
200
The gene that is not seen when a dominant gene is present.
Recessive
200
List 3 traits
Possible answers: hair color eye color height size of nose body shape
200
A push or a pull
Force
200

Iron rusting is a _____change.

Chemical

200
The variable that changes in an experiment
independent
300
Which of the following genotypes is homozygous dominant A) Hh B) HH c) hh
B) HH
300
If a plant had this genotype what would be its phenotype? Bb B = Blue flowers b = Purple flowers
Blue flowers
300
The combination of all the forces on an object.
Net Force
300
When molecules form a(n) _________ (covalent or ionic) bond, the metal "gives" electrons to the nonmetal.

ionic

300
Why should you always do multiple trials in a science experiment?
To reduce bias Make the results more accurate
400
If one allele masks the effect of the other allele it is called
Dominant
400
A punnett square can be used to...
predict what traits offspring could have based on what traits the parents have
400
When the net force is zero
balanced force (object that is not moving)
400
What are the 3 parts of an atom and what type of charge do they carry?
Neutron (0) Proton (+) Electron (-)
400

Matter cannot be _____ or ______, only _______

created or destroyed, only changed

500
Each offspring receives _____ percent from each parent.
50%
500
________ are segments of DNA, which carry instructions for the traits on an organism.
Genes
500
An object is pushed East with 15 Newtons and pulled East with 13 Newtons What is the net force acting on the object?
28 Newtons
500

What two subatomic particles affect an atom's atomic mass?

Protons and neutrons.

500

How would you know a chemical reaction occurs? 

A new substance was created.

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