Sci math final compilaton

What is the imaginary line around which the Earth rotates?

• Equator

• Orbit

• Axis

• Meridian

If the Earth’s axis were not tilted, what would happen to the seasons?

• They would be more extreme

• There would be no seasons

• They would occur twice a year

• The length of a year would change

The Earth rotates 360° in 24 hours. How many degrees does it rotate in 3 hours?

• 30°

• 45°

• 60°

• 90°

What direction does the Earth rotate?

• East to west

• West to east

• North to south

• South to north

What phenomenon is caused by the Earth’s rotation?

• Seasons

• Day and night

• Phases of the Moon

• Tides

What causes wind to form?

• Gravity

• Differences in air pressure

• Ocean waves

• Earth’s rotation

Warm air rises because it is:

• Heavier than cold air

• Lighter than cold air

Why is wind speed measured at 10 meters above the ground?

• To avoid obstacles like trees and buildings

• To measure the strongest winds

• To measure the coldest air

• To record wind changes quickly

Which instrument is used to measure wind speed?

• Thermometer

• Barometer

• Anemometer

• Hygrometer

In what direction does wind flow?

• From low pressure to high pressure

• From high pressure to low pressure

• In a circular motion

• Randomly without a pattern