Science Midterm

Midterm Review Outline

Flashcard #1
Term: Lab Safety
Definition: Rules to keep you safe in the lab, like wearing goggles.

Flashcard #2
Term: Scientific Method
Definition: A way to study things scientifically through asking questions and conducting experiments.

Flashcard #3
Term: Steps of the Scientific Method
Definition: 1. Ask a Question 2. Do Background Research 3. Construct a Hypothesis 4. Test Your Hypothesis 5. Analyze Data and Draw a Conclusion 6. Communicate Your Results

Flashcard #4
Term: Observation
Definition: What you see, hear, or notice in an experiment.

Flashcard #5
Term: Inference
Definition: A guess you make based on what you observe.

Flashcard #6
Term: Metric System Prefixes
Definition: Words that indicate size, such as 'milli-' meaning one thousandth.

Flashcard #7
Term: MS GREEN
Definition: Characteristics of life: Movement, Sensitivity, Growth, Reproduction, Excretion, Nutrient exchange, and gas exchange.

Flashcard #8
Term: Prokaryotic Cells
Definition: Simple cells without a nucleus.

Flashcard #9
Term: Eukaryotic Cells
Definition: More complex cells that contain a nucleus.

Flashcard #10
Term: Cell Membrane
Definition: The outer layer of a cell that controls what goes in and out.

Flashcard #11
Term: Nucleus
Definition: The control center of the cell that contains DNA.

Flashcard #12
Term: Mitochondria
Definition: The powerhouse of the cell that produces energy.

Flashcard #13
Term: Chloroplasts
Definition: Organelles where photosynthesis occurs in plants.

Flashcard #14
Term: Mitosis
Definition: Cell division for growth and repair.

Flashcard #15
Term: Meiosis
Definition: Cell division to produce sex cells.

Flashcard #16
Term: Genetics
Definition: The study of how traits are passed from parents to offspring.

Flashcard #17
Term: Mutations
Definition: Changes in DNA that can affect an organism's traits.

Flashcard #18
Term: Microscope
Definition: A tool that helps us see tiny things not visible to the naked eye.

Flashcard #19
Term: Eyepiece (Ocular Lens)
Definition: Part of the microscope you look through, usually magnifies 10x.

Flashcard #20
Term: Objective Lenses
Definition: Lenses on the microscope that magnify objects at different levels.

Flashcard #21
Term: Nosepiece
Definition: The part that holds the objective lenses and allows you to switch between them.

Flashcard #22
Term: Stage
Definition: The flat platform where you place slides with specimens.

Flashcard #23
Term: Light Source
Definition: Provides light to help see the specimen.

Flashcard #24
Term: Diaphragm (Iris Diaphragm)
Definition: Adjusts the amount of light that reaches the specimen.