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76 Cards in this Set
- Front
- Back
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Science |
Is the study of the natural world |
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Investigation |
To carefully study or test to learn more about something |
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Observe |
To look closely |
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Compare |
To tell the things that are the same or different |
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Evidence |
Proof |
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Conclusion |
Is the final answer of your investigation |
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Infer |
To predict |
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Opinion |
Is a belief or judgment |
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Communicate |
To share information with others |
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6 Steps of the Scientific Method |
1. Make an observation 2. Ask a question 3. Write an hypothesis 4. Conduct an experiment 5. Draw conclusions 6. Report results |
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What are some ways people predict the weather? |
Repeated OBSERVATION |
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What are the most important SCIENTIST have? |
5 SENSES |
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A scientific investigation always begins with a : |
PROBLEM |
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Experiments |
The process that tests the HYPOTHESIS |
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Scientist use ____________ when they cannot experiment on the real thing. |
MODELS |
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Scientist use _____________ to study processes in nature that they can observe, but can't control. Ex. Weather |
REPEATED OBSERVATION |
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We watched a video clip showing different types of whales. How did the scientists collect the sounds and data? |
They used and underwater camera with a sound recorder. Repeated OBSERVATION. |
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A new bridge is being built. We need to see if it will be strong enough in an earthquake. How can we test it to see if the bridge is strong enough. |
By making a physical model or simulate a model on the computer |
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Experiment |
The process that tests the hypothesis |
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Variable |
Anything in the experiment that can be changed |
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Field Scientist |
Is a scientist that goes on LOCATION to investigate the natural world |
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Pipette |
A very TINY DROPPER |
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Caliper |
To measure the DISTANCE between the sides of an object |
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Microscope |
Makes really small things look bigger |
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Ruler |
Measures LENGTH |
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Thermometer |
It measures temperature |
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Balance |
A tool used to measure MASS |
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Clock |
A tool used to measure TIME |
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Spring scale |
A tool used to measure FORCE |
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Volume |
Is the amount of space SOLID , LIQUID OR GAS takes |
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Force |
To PUSH or PULL |
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Engineering |
The process of solving problems |
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Car |
TRAVELING |
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Computer |
Searching, entertaining or playing |
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Pen |
WRITING PERMANENTLY |
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Technology |
Any device used to meet their needs and solve problems |
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Prototype |
Is a working MODEL to TEST |
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Technology must be electronic ... T or F ? |
FALSE |
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A pencil is technology .... T or F ? |
TRUE |
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Steps of the DESIGN PROCESS |
1. Find a PROBLEM 2. PLAN AND BUILD 3. TEST and IMPROVE 4. REDESIGN 5. COMMUNICATE |
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Who tried over 1,000 times to invent the LIGHT BULB? |
THOMAS EDISON |
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What value did Thomas Edison demonstrated? |
The value of PERSEVERANCE |
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Risk |
NEGATIVE things that can happen if you do something. BAD THINGS |
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Benefit |
The GOOD things that might happen. GOOD THINGS |
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RISKS of the COMPUTER |
Can explote Can bring viruses Can do damage to the eyes |
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BENEFITS of the COMPUTER |
Can be helpful Can be interesting Very useful as a working tool Very FUN |
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How did the invention of the train help the mail systems in the United States? |
It helped the mail get to its destiny much faster. Less time for the letters to arrive. |
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Bioengineering |
When the design process is used for living things |
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Biotechnology |
Any product used to benefit living things. |
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Prosthesis |
A device that is used for people that don't have a body part |
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Cell |
What organism are made of |
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Nucleus |
The part of the cell that controls the cell |
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Cytoplasm |
A plasm that helps the cell hold its shape |
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Cell Wall |
The part of the plant cell that protects the PLANT CELL |
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Cell Membrane |
The part of the ANIMAL CELL |
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Mitochondria |
The "powehouse" of the cell |
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Chloroplast |
What the plant uses to transform sunlight into food (sugar) |
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DIFFERENCES BETWEEN PLANT CELL vs ANIMAL CELL |
LARGE VACUOLE CELL WALL HAVE CHLOROPLAST |
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3 THINGS FOUND IN VACUOLE |
WASTE WATER NUTRIENTS |
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Name 2 reasons CELLS divide ? |
TO MULTIPLY (REPRODUCTION) TO GROW |
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Where is the DNA stored? |
in the NUCLEUS |
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What happens in the first step of mitosis |
The DNA is copied |
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What are chromosomes made of? |
DNA |
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What is the control center of the CELL? |
NUCLEUS |
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What process makes sex cells? |
MIOSIS |
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What is the FEMALE SEX CELL ? |
EGG |
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What is the MALE SEX CELL ? |
SPERM |
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How many chromosomes do human have? |
46 |
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How many chromosomes does each sex cell have? |
23 |
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What is an inherit trait? |
Characteristics that are passed down from our parents |
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Name 3 things that could be inherited traits? |
Hair color Eye color Skin color |
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What is a dominant trait? |
Strong traits with only 1 factor is needed to be seen |
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What is a recessive trait? |
Needs 2 factors to be seen |
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Which kind of trait needs 2 FACTORS to be seen? |
RECESSIVE TRAIT |
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Which kind of trait needs only 1 FACTOR to be seen ? |
DOMINANT |
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PLACE IN ORDER |
CELL TISSUE ORGAN BODY SYSTEM |
