Page 1
Page 2
Page 3
100
What is the definition of a control group?
What is a set of observations made in an experiment in which the independent variable is not changed?
100
What is mean?
Average
100
How often does high tide occur?
Every 6 hours
200
What is the definition of a controlled variable?
quantities that remain constant
200
What is the difference between biotic and abiotic?
Abiotic: Nonliving Biotic: Living
200
What is density and how is it measured?
Density is the amount of mass in a given volume. It is measured by using the formula D=M/V and then answer is usually g/ml^3 or g/ml^3.
300
Why is it important that data in an experiment are reducible?
If the experiment has the same result you the technique to be true.
300
what is the difference between the endocrine and excretory system?
Endocrine: acts with the nervous system to coordinate the body's activity Excretory: in charge of discharging waste
400
What is the definitions of an dependent and independent variable and where are they plotted on a graph?
Independent Variable: variable that always changes(X-Axis) Dependent Variable: Variable that may or not change depending on the independent variable. (Y-Axis)
400
What are the three conditions of an ecosystem?
-Natural boundary -Matter flowing in and out of it -Constant and changing interaction between organisms and their surroundings
500
What are the definitions of sample size, bar graph, and line graph?
Line graph: Tracks changes over periods of time Bar Graph: Compares things between different groups or to track changes over time. Sample size: act of choosing the number of observations.
500
Define homeostasis and name two other internal conditions to which your body responds.
Homeostasis: ability of an organism or cell to make internal equilibrium by adjusting physiological processes (external responds to an internal condition.) Two Internal Condition: when your cold your body shivers and when your hot your body sweats.
500
What is the difference between melting and boiling point. Also what is the difference between endothermic and exothermic?
Melting Point:
M
e
n
u