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Science 8 Mr.Nadaon > Exam- Entire Simester > Flashcards

Exam- Entire Simester Flashcards

1
Q

Technology

A

Use of scientific knowledge and every day experience in solving practical problems

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2
Q

Scientific method

A

And organize set of processes to help us gain more knowledge 1. observation 2. hypophysis 3. experiment 4. conclusion 5. Verification

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3
Q

Tables

A

Need a title, use a ruler, use units, accurate headings

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4
Q

Bar graphs

A

Descriptive title, Y – axes:label word word description plus units of measurement, X – axes label: a general label that applies to all bars, label each bar, use lot of space + ruler

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5
Q

Line graphs

A

Show how one factor is affected by another factor

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6
Q

Safety rules

A

1.working with your teacher 2. starting an activity or investigation 3.wearing protective clothing 4.acting responsibly 5. handling edible substance 6.working in the science classroom 7.working with sharp objects 8. working with electrical equipment 9. working with heat 10.working with various chemicals 11. working with Living things 12 cleaving up in the science classroom 13 designing constracting and experimenting with structures on mechanisms

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7
Q

WHMIS symbols

A

Compressed gas, flammable and combustible material, oxidizing material, corrosive material, poisonous and infectious material causing immediate and serious toxic effects, poisonous and infectious material causing other toxic effects, Biohazardous infectious material, dangerously reactive material

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8
Q

Lab write up format

A

Title and name, purpose, apparatus and materials, material safety hazard, procedure, analyze, error analysis, conclusion

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9
Q

Measuring liquid

A

Measure bottom of meniseus

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10
Q

What are common lab measuring instruments

A

Beaker, graduated cylinder,

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11
Q

Characteristics of living things

A

1.living things respond to their environment 2.living things need energy 3.living things grow 4.living things reproduce 5.living things must get rid of waste

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12
Q

What are organs made of

A

Living tissues that are made up by cells

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13
Q

What are tissues made up of

A

Cells

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14
Q

What do cells need to work properly

A

Oxygen and food

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15
Q

What is science

A

Both a body of knowledge and a process for gaining more knowledge about the world around us

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16
Q

What are three ways molecules pass through the cell membrane

A

A)defusion B) Osmosis C) actice transport

17
Q

Substances always move in an area of…

A

High concentration to low concentration

18
Q

Cell theory

A

A main idea of modern biology includes the cell is the basic unit of life, all organisms are composed of one or more cells, all cells come from other living cells

19
Q

Plant versus animal cells

A

Plant cells have cell walls and chloroplast plant cells are more rigid and boxlike

20
Q

Prokaryotic cells

A

Type of cell who’s organelles are not surrounded by membranes

21
Q

Eukaryotic cells

A

Are surrounded by membranes

22
Q

Animal cells have…

A

Lysosome, Golgi body, nucleus, vacule, mitochondria, endoplasmic reticulum , ribsome, cell membrane, cytoplasm

23
Q

Plant cell contains…

A

Mitochondrion, cytoplasm, endoplasmic reticulum , chloroplasts,ribsome , Golgi body, cell wall, cell membrane, vacuole, nucleus.

24
Q

Bacteria

A

Prokaryotic cells over 5000 different types or species of bacteria that have been indefied 10% of your mass is bacteria

25
Q

Viruses

A

Not alive, HIV, chickenpox, cold sores, or the flu, nonliving particles that produce only when they are inside a Host cell, have no nucleus or any other organelles

26
Q

Mitochondria

A

Produces energy by Cellular respiration

27
Q

Vacuoles

A

Are like storage containers they store waste that the cell produces plant cells have larger vacuoles because they produce more waste

28
Q

Cytoplasm

A

Jelly like substance it contains organelles water and other life supporting materials

29
Q

cellular respiration

A

Food plus oxygen equals carbon dioxide plus water plus energy

Science 8 Mr.Nadaon (3 decks)

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