5 topics that we will cover this year 1.introduction to science. (inquiry) 2.life science 3.physical...
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5 topics that we will cover this year
5 topics that we will cover this year
1. Introduction to science. (inquiry)2. Life science3. Physical Science4. Chemistry5. Earth Science
1. Introduction to science. (inquiry)2. Life science3. Physical Science4. Chemistry5. Earth Science
What is LIFE?What is LIFE?
BiologyBiology
Biology – break it into root words?????
Biology – break it into root words?????
BiologyBiology
Biology – study of lifeBiology – study of life
Is fire alive?Is fire alive?
Leave some space, come back at the end and try to answer this.
Six characteristics of life:Six characteristics of life:
Six characteristics of life:Six characteristics of life:
1.Composed of cells2.Living things reproduce3.Grow and develop4.Use and obtain energy5.Respond to their environment6.Homeostasis
Scientist are scepticsScientist are sceptics• A sceptic - someone who questions something.
• fact checker, not ignoramus
• So, who decided what life is?• Is it an accurate system?• Is it possible that life is something different than what
we define it as?
1. Living things are composed of cells1. Living things are composed of cells
All living things have cells
All living things have cells
1. Living things are composed of cells1. Living things are composed of cells
All living things have cells
Cells are never formed by non-living things
All living things have cells
Cells are never formed by non-living things
2. Living things reproduce2. Living things reproduce
All living things die, so reproduction is necessary
2 types: Sexual - two cells from different individuals unite to produce new cell (new individual)
All living things die, so reproduction is necessary
2 types: Sexual - two cells from different individuals unite to produce new cell (new individual)
2. Living things reproduce2. Living things reproduce
Asexual - single organism reproduces without the aid of another.
More simple - some organisms simply divide in two.
Asexual - single organism reproduces without the aid of another.
More simple - some organisms simply divide in two.
3. Living things grow and develop
3. Living things grow and develop
All living things are capable of growth
All living things are capable of growth
4. Living things use and obtain energy
4. Living things use and obtain energy
Living things obtain energy from their environment.
Different types??
Living things obtain energy from their environment.
Different types??
4. Living things use and obtain energy
4. Living things use and obtain energy
Photosynthesis - plant energy from sun
Metabolism - energy from food
Chemosynthesis - energy from chemical sources
Photosynthesis - plant energy from sun
Metabolism - energy from food
Chemosynthesis - energy from chemical sources
5. Living things respond to their environment
5. Living things respond to their environment
Can be fast (behavior), or slow (metabolism or growth)
Can be fast (behavior), or slow (metabolism or growth)
5. Living things respond to their environment
5. Living things respond to their environment
Can be fast (behavior), or slow (metabolism or growth)
Cause of change called stimulus
Can be fast (behavior), or slow (metabolism or growth)
Cause of change called stimulus
5. Living things respond to their environment
5. Living things respond to their environment
Can be fast (behavior), or slow (metabolism or growth)
Cause of change called stimulus
Living things respond in ways that improve chances of survival
Can be fast (behavior), or slow (metabolism or growth)
Cause of change called stimulus
Living things respond in ways that improve chances of survival
6. Homeostasis6. Homeostasis
The processes by which organisms respond to stimuli in ways that keep their body suitable for life
Examples in humans?
The processes by which organisms respond to stimuli in ways that keep their body suitable for life
Examples in humans?
Book: Chemicals of life.
6. Homeostasis6. Homeostasis
The processes by which organisms respond to stimuli in ways that keep their body suitable for life
Humans: warm blooded, sweat, shivering, sickness, waste excretion, etc.
The processes by which organisms respond to stimuli in ways that keep their body suitable for life
Humans: warm blooded, sweat, shivering, sickness, waste excretion, etc.
Is your car alive?Is your car alive?
Is your car alive?Is your car alive?
1.made of cells?
2.reproduce?
3. grow and develop?
1.made of cells?
2.reproduce?
3. grow and develop?
Is your car alive?Is your car alive?
4. Use and obtain energy?
5. Respond to their environment?
6. Homeostasis (maintain there environment)?
4. Use and obtain energy?
5. Respond to their environment?
6. Homeostasis (maintain there environment)?
TomorrowTomorrow
Entry QuestionGroup work.
“It’s alive”
Entry QuestionGroup work.
“It’s alive”
Other aspects of life?Other aspects of life?
All things dieAll things die
If there is time:
Other aspects of life?Other aspects of life?
All things dieBased on DNA
All things dieBased on DNA
Other aspects of life?Other aspects of life?
All things dieBased on DNACommunicate
All things dieBased on DNACommunicate
Other aspects of life?Other aspects of life?
All things dieBased on DNACommunicateOrganization
All things dieBased on DNACommunicateOrganization
Other aspects of life?Other aspects of life?
All things dieBased on DNACommunicateOrganizationGas exchange
All things dieBased on DNACommunicateOrganizationGas exchange
Other aspects of life?Other aspects of life?
All things dieBased on DNACommunicateOrganizationGas exchangeEvolve
All things dieBased on DNACommunicateOrganizationGas exchangeEvolve