Science
Social Studies
100

Which travels faster, sound or light?

 Light

100


Police station

200

The cloud cover at a certain location was 8. What was the weather at that location?


Sunny

200


Fire station

300

A high-pressure system is located west of Japan, and a low-pressure system is located east of Japan. What season is this weather pattern commonly seen in?

Winter

300

Which country has the largest population in South America?

Brazil

400

The isobars on a weather map are close together. What can you tell about the wind?  

The wind is strong.

400

Which country is NOT a member of ASEAN?

A. Vietnam
B. Thailand
C. India
D. Malaysia

C. India

500

The temperature at the bottom of a mountain is 20°C. The temperature drops by about 0.6°C for every 100 meters. What is the temperature at an altitude of 1,000 meters?

Answer: 14°C.

1,000m = 100m × 10

気温の低下 = 0.6 × 10 = 6℃

20 − 6 = 14℃

500

Why is OPEC important to the world economy?

Answer: Because its decisions can affect the supply and price of oil

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