Sst Flashcards
(123 cards)
What is the scientific theory about human origin called?
The evolution theory
Developed by Charles Darwin.
What are the three processes involved in evolution according to the theory?
- Mutation
- Natural selection
- Adaptation
What was Aegyptopithecus?
The earliest ancestor of both human beings and apes
Discovered in Egypt.
What characterized Homo habilis?
Human-like but with longer arms
Known as ‘Handy man’ and discovered in Olduvai Gorge.
What was a significant trait of Homo erectus?
Was upright man with a brain capacity of 850cm3
Known for discovering fire and making advanced tools.
What is the brain capacity of Homo sapiens?
1000-1800cm3
What do fossil records help to establish?
- Evolutionary relationships between organisms and their ancestors
- Time period in which organisms lived
- Important events and species in historical and geographical contexts
Where were the oldest known human remains in Africa discovered?
Ethiopia
Dating back to around 200,000 years ago.
What are some changes that took place in humans as a result of evolution?
- Changes in teeth
- Changes in arms
- Changes in body shape
- Increased brain size
- Structure of legs
- Shape of head
What led to the development of Swahili civilization?
Interactions between local Bantu-speaking communities and Arab traders
List some of the early visitors to the East Africa coast.
- Arabs
- Portuguese
- Indians
- Persians
- Chinese
- Greeks
- Egyptians
- Phoenicians
- Romans
- Syrians
What were some factors that led to the growth of East Africa city-states?
- Bantu migration
- Trade
- Monsoon winds
- Rise of Islam
- Good deep natural harbors
What is population growth?
The change of population size in a region over a period of time
What are the two types of population growth?
- Positive population growth
- Negative population growth
What are some causes of population growth in Africa?
- High fertility rates
- Declining mortality rates
- Urbanization
- Lack of education
- Natural calamities
What are the effects of population growth in Africa?
- Over-exploitation of resources
- Unemployment and poverty
- Shortage of social amenities
- Increased innovation
- Food insecurity
- Increased crime rates
What is internal migration?
The movement of people within a country
What are the types of internal migration?
- Rural to urban migration
- Urban to rural migration
- Rural to rural migration
- Urban to urban migration
What is the current estimated population of Kenya?
Around 50 million people
What does building self-esteem involve?
Developing a positive perception of one’s worth and abilities
What factors influence self-esteem in daily life?
- Positive interactions
- Accomplishing personal goals
- Negative interactions
What is self-esteem?
A positive perception and belief in one’s own worth and abilities
Involves recognizing and appreciating one’s strengths, accomplishments, and unique qualities, while accepting and learning from mistakes and setbacks.
Name factors that influence self-esteem.
- Positive interactions
- Accomplishing personal goals
- Negative body image
- Supportive environment
- Unrealistic beauty standards
Positive interactions can boost self-esteem, while negative interactions can lower it.
How can one build healthy self-esteem?
- Believing in yourself
- Celebrating successes
- Maintaining a positive attitude
- Being kind to yourself
- Promoting body positivity
- Being assertive
Healthy self-esteem promotes social cohesion and enhances positive interactions.