Question

Match the discoveries and inventions by early humans with their uses. fire wheel metal dogs used for herding and standing guard arrowRight used for clearing forests arrowRight used for plows and weapons arrowRight used to travel from one place to another arrowRight

Answer 1

Answer:

fire- used for clearing forests

wheel- used to travel from one place to another

metal- used for plows and weapons

dogs- used for herding and standing guard

Explanation:

As early human began to progress and move from one place to another, they developed new invention for survival. The fire used to clear the forest so that they could cultivate crops. The wheel used as transportation from one place to another. The metal used for making agricultural tools including ploughs along with weapons to defend from rivals and hunting.  Dogs used for hunting, companionship, and protection.

Answer 2

Answer:

Match each conservation effort with the resource it could directly help save.

saving forests

conserving freshwater aquifers

reducing CO2 emissions that contribute to climate change

Walk or use a bicycle for short-distance travel.- reducing CO2 emissions that contribute to climate change

Use computers for communication and taking notes.-saving forest

Treat sewage water and use it in factories.- conserving freshwater aquifers

Explanation: