Flashcards in this deck (20)

• What are basic needs?

  Factors essential for us to live.

  basic_needs survival

• What did people of the Stone Age need to survive?

  Air, water, and food.

  survival stone_age

• What is the first basic human need?

  Clean air.

  basic_needs air

• What causes air pollution?

  Exhaust fumes, factory smoke, indoor smoke, and cigarette smoke.

  air pollution

• Why is clean air important?

  It is needed for life and health.

  health air

• What is necessary for human survival besides air?

  Water.

  basic_needs water

• Where can usable water be found?

  Rivers, inland reservoirs, ponds, and springs.

  water resources

• What happens if polluted water is used?

  It is harmful to health.

  health water

• What does food provide us with?

  Nutrition for energy, growth, and disease protection.

  nutrition food

• What type of diet should we consume?

  A clean, healthy, and balanced diet.

  food diet

• What harmful substances are used in food production?

  Chemicals.

  health food

• What did Stone Age people use for shelter?

  Caves or tree burrows.

  stone_age shelter

• What materials did Stone Age people use to make tools?

  Stones and animal bones.

  tools stone_age

• What did Stone Age people use tools for?

  To hunt animals for food.

  stone_age hunting

• What did Stone Age people use for clothing?

  Leaves and animal skins.

  stone_age clothing

• What discovery changed the Stone Age people's diet?

  Generating fire.

  stone_age fire

• What did cooking meat allow Stone Age people to do?

  Eat cooked meat instead of raw meat.

  stone_age cooking

• What advancements did Stone Age people make?

  Preserving meat and better clothing.

  stone_age advancements

• What ages did man progress through after the Stone Age?

  Nomad Age, Agricultural Age, Industrial Age.

  history ages

• How did the need for houses change over time?

  It diversified with social progress.

  housing social_progress