Vocabulary
What are the two things a measurement must have?
a quantity and a unit
How should I read the measurement from a graduated cylinder?
With the graduated cylinder sitting on a stable, flat surface, looking at eye level at the bottom of the meniscus.
What are the five characteristics of living things?
1. Responsiveness to stimuli
2. Growth and development
3. Able to reproduce
4. Use energy
5. Made of one or more cells
What is the difference between prokaryotic and eukaryotic cells?
Prokaryotic: no nucleus
Eukaryotic: nucleus
What is the SI unit for Temperature?
Celsius or Kelvin
Define volume.
A measurement of the amount of space something occupies.
What is the difference between matter and mass?
Matter is anything that has mass and takes up space, mass is a measurement of the amount of matter that something has.
What kind of energy is released when you go down a hill?
Mechanical energy
What two parts make up a scientific name?
Genus and species
What is a good way to measure the volume of a rock?
Put it in a graduated cylinder with water because 1mL = 1 cubic centimeter
Define hypothesis.
a possible explanation that can be tested with an experiment
Give an example of a solute and a solvent.
Solute: water, or something that dissolves something else
Solvent: koolaid powder, or something that is dissolved in something else
What are the five levels of organization in multicellular organisms?
Cells --> Tissues --> Organs --> Organ Systems --> Organisms
What kinds of questions do you have to use in a dichotomous key?
Two choices; yes, no questions; similar options
What is biology?
The study of life
Define energy.
The ability to cause change or do work.
On a graph, which variable, dependent or independent, goes on the x-axis and which goes on the y-axis?
X-axis: independent variable
Y-axis: dependent variable
Nerve impulses in your body are an example of what kind of energy?
Electrical energy
What type of animal would you expect to find in Class Crustacea?
Crabs, lobsters, shrimp
What is an organism?
an individual form of life
Define species.
a group of similar organisms that can produce offspring
Suppose you want to make a graph of the average temperature for each month of the year. What is the independent variable? What is the dependent variable?
Independent variable: Month of the year
Dependent variable: temperature
What is an example of an organism (not human, dog, or cat) maintaining homeostasis?
Turtle: sunbathing to stay warm
Trees: dropping leaves in cold weather to lower metabolism
What are the levels of classification in taxonomy?
(Domain), Kingdom, Phylum, Class, Order, Family, Genus, species
According to your book, how many Kingdoms are there?
6: Archaebacteria, Eubacteria, Fungi, Protista, Plantae, Animalia