science ch.1.1 Flashcards

(28 cards)

1
Q

What is science?

A

Science is the study of phenomena and events in nature through systematic observation and experimentation

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2
Q

Who studied the force of gravity

A

Isaac Newton

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3
Q

The six branches of science

A

Physics,Biology,Chemistry,Geology,Atronomy,Medicine

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4
Q

What did Louis Pasteur a French Scientist discover that make wine turns sour?and what can that cause?which led him to invent what?

A

microorganisms, diseases, vaccines

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5
Q

Inventions examples

A

Aeroplane,light bulb, computer,phones,wifi

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6
Q

discoveries examples

A

wind, birds

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7
Q

Who invented optical fibres , and what branch of science is that?

A

Charles Kao , Physics

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8
Q

Who proposed the theory of evolution?and what branch of science is that?

A

Charles Darwin ,Biology

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9
Q

Who discovered artemisia that treats malaria?and what branch of science is that?

A

Youyo Tu, Medicine

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10
Q

Who developed early theory of radioactivity?and what branch of science is that?

A

Marie Curie ,Chemistry

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11
Q

who developed the theory of relativity ,which helps us understand the Universe? and what branch of science is that?

A

Albert Einstein ,Physics

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12
Q

Pros and Cons of Nuclear technology

A

pro: Produce Electricity cons: nuclear weapons can kill people

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13
Q

Pros and Cons of plastics

A

Pro: Brings us convenience Con: pollution to our environment

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14
Q

Scientific _______ and ______ have greatly improved our _____ of _____.However they can also ___________________.

A

discoveries , inventions , quality , life , cause harm if not used properly

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15
Q

examples of Natural resources

A

water , living things , fossil fuels , air , metal ores

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16
Q

renewable resources

A

water , air ,animals , plants

17
Q

non-renewable resources

A

metal ores , fossil fuels

18
Q

what does non-renewable resources mean?

A

cannot be replenished in a short time once they are used up. supply limited

19
Q

natural resources used up quickly what happens

20
Q

name two ways to manage natural resources

A

solar panels and reclaimed water

21
Q

what can help in natural resource management

A

Scientific knowledge

22
Q

T or F fish and crops are natural resources

23
Q

Scientific knowledge can be used to develop _____

24
Q

what products and techniques do engineers create? 2 ex

A

Drones , 3D printing technology

25
to solve many problems in daily life, we need to _______and_______the knowledge and______ of science, technology and______. different _____ of study
integrate ,apply , skills , mathematics, fields
26
two limitation of science examples
what is the origin of the universe ? | how to cure cancers?
27
Why is scientific knowledge subject to change?
It maybe disproved if it is found to be wrong by new evidence in the future.
28
Some problems cannot be solved using scientific knowledge
a reminder