Scientific Method/Engineering Design
What is the 2nd step in both scientific method and engineering design?
Research the topic
How many electrons does Li have?
The rigid structure that is only found in a plant cell that gives the plant its shape.
Cell Wall
What is a force?
A push or a pull
What type of energy does an object that is moving possess?
Kinetic Energy
What are the 2 variables in an experiment?
Independent
Dependent
What is the max number of valance electrons a atom can have?
8 - The octet rule
The powerhouse of the cell
Mitochondria
two forces are acting in the same direction one force is 17 N the other force is 7 N. What is the total net force?
24 N
What is the measurement called from one wave top to the next wave top?
Wave Length
An educated Guess
How many Valance electrons are in a Helium Atom?
8
When plants use the sugars they have created this is called what?
Respiration
When forces are acting in different direction what operation do you use to get the net force?
Subtraction
There are three main sources of renewable energy. Name at least 2 of these 3.
Solar
Wind
Hydro
In the engineering design what is it called when you try to make something preform better?
What are the columns that go up and down on a periodic table called?
Periods
What is another name for the sugars that are created in plants?
Glucose
What is the full name for the man who invents the three laws of motion?
Sir Issacs Newton
Heat from the sun travels in waves until it hits the Earth. What do we call this heat transfer?
Radiation
Name the 6 steps to the scientific method in order.
1. Question 5. Analyze Data
2. Research 6. Report Findings
3. Hypothesis
4. Experiment
How many protons does a molecule of Al2S have?
Al - 13
Al - 13
S - 16
Total - 42
There are 2 different types of cells one that contains a nucleus and one that does not. Name these 2 types of cells.
Prokaryotic
Eukaryotic
What is the name for when two objects cancel each other out and there is no motion?
Balanced Forces
The name potential energy is the energy of ________.
Position