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Science 9th
Test
Question | Answer |
---|---|
Scientific Method | The process used to solve a scientific question; steps you use to solve the scientific method |
Controlled Experiment | An experiment that has one variable that changes |
Hypothesis | Educated guess |
Variable | Factors in an experiment |
Controlled Variable | The many factors in an experiment that stay the same |
Independent Variable | The one factor in an experiment that I change |
Dependent Variable | The factor in the experiment that you measure |
Experimental Group | The group in the experiment that you expect to change |
Control group | The group in the experiment that you do not expect to change |
Conclusion | A judgment or decision reached by reasoning |
Theory | Something that you think is correct but not 100% sure |
Law | To follow a certain rule |
Reliable/Valid | Been accepted or tested multiple times |
Nonliving | Don’t have cells, growth, and they don’t reproduce |
Living | Change overtime, have cells, reproduce, and soon die |
Organelle | A special part of a cell that does different jobs to keep a cell alive |
Cell | The smallest unit of an organism |
Tissue | Cells that help each other to do a specific function |
Organs | Dissimilar or different tissues that help each other to do a specific function |
System | Parts that help each other to do a specific function |
Organism | A type of living group |
Unicellular | Has one cell |
Multicellular | Has many cells |
Genetic code/DNA | The main part of chromosomes, carries genetic information |
Reproduction | A creature that makes its own type again and again |
Asexual Reproduction | Offspring comes from a single cell |
Sexual Reproduction | Sperm and egg produce from two parents |
Stimulus | Anything that can start a change |
Synthesis | To combined, to fuse |
Digestion | When the body changes food into a simpler form |
Excretion | When the body removes waste |
Nutrition | A diet of an animal's growth and development |
Transport | To move something from one place to another |
Circulation | The flow or movement of something in the body |
Absorption | Taken something in, soaking in |
Locomotion | Moving something from one area to the next |
Photosynthesis | When plants use the sun to give them food |
Cellular Respiration | Use oxygen to make smaller parts of food that make energy |
Metabolism | All the processes that keep you alive like breath |
Regulation | To change the way you do something |
Growth | The development of an organism |
Homeostasis | Balance in your body |
Differentiation/Specialization | Each cell has their own purpose |
Autotroph/Producer | Organisms that make food on their own |
Heterotroph/Consumer | Organisms that eat other organisms |
Organic Molecules | Are atoms of chains (Open Chain) |
Inorganic Molecules | Molecules that don’t have atoms (Closed Chain) |
HONC | Hydrogen, Oxygen, Nitrogen, and Carbon |
Evolve | To make something better overtime |
Steps Of The Scientific Method (Order them) | Question, Hypothesis, Materials, Procedure, Collect Data and Analyze, Conclusion |
Stain remover/What is the CV for this? | Answers may vary/it will work |
Stain remover/What is the IV for this? | Answers may vary/how much chemical fluid is in the bottle |
Stain remover/What is the DV for this? | Answers may vary/2 cm of spray can cover half of the shirt |
Stain remover/What is the Control Group for this? | Answers may vary/spray nothing |
Stain remover/What is the Experimental Group for this? | Answers may vary/clean |
What makes an experiment more accurate? | Test it multiple times |
Graph are used to | Make the observed data more accurate |
What happens if an organism fails to maintain homeostatis? | If an organism fails homeostasis they can die |
Why do scientists publish their own experiments? | This is so others can test to see if the results are true |
Hierarchy Of Life | The traits that communities and populations have. Organelle, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and biosphere |
Unicellular and Multicellular | Use one cell to function while the other uses many to function |
Study Of Living Things | Biology |