Energy 1
What is the unit for energy?
Joules
True or false energy can transform from one form into another?
True
What is the name of the female reproductive cell?
Ovary (egg)
The physical appearance of a trait, like eye color, is called this.
Phenotype
This force pulls objects toward the Earth.
Gravity
Moving energy is also known as?
Kinetic energy
The energy stored in food or fuel is called this.
chemical energy
Fertilization usually occurs in this part of the female reproductive system.
The fallopian tube
What is the term for the genetic makeup of an organism, represented by letters like AA or Aa.
Genotype
This force slows objects down when they rub against each other.
Friction
Name 4 types of energy
Sound, heat, kinetic, potential, chemical, light
Give two examples of renewable energy
wind, solar, biogas, geothermic
Sperm mature and are stored in this coiled tube attached to the testes.
Epididymis
is the gene for red hair a recessive or dominant?
Recessive
Gravity, magnetism, and electrostatic force are examples of this type of force.
Non contact force
What is a non-renewable resource?
A resource that will run out
Give 2 disadvantages of wind farms
Expensive to set up
Not very pretty/aesthetic
After fertilization, what is the single cell formed called?
Zygote
How many chromosomes do humans have?
46 (23 pairs)
If two forces acting on an object are equal in size but opposite in direction, the object will not change its motion. What is this called?
Balanced forces
When energy changes from one form to another, the total energy remains the same; this law is called?
The law of conservation of energy
This type of non-renewable energy is produced by splitting atomic nuclei in a controlled reaction.
Nuclear energy
This type of reproduction involves only one parent and produces offspring identical to the parent.
Asexual reproduction
What is a mutation?
when cells lose control of their ability to multiply
A student has a mass of 50 kg.
The gravitational field strength on Earth is 10 N/kg.
Find the total weight of the student. You must also include the correct unit for weight in your answer.
50 kg X 10 N/Kg = 500 N