Q.9. In volcanic areas, groundwater heated by magma is a source of
energy

a) solar
b) hydroelectric
c) biomass
d) geothermal

Q.10. What is the largest and most active volcano in the world?

a) Olympus Mons
b) Mount Ruiz
c) Mauna Loa
d) Mount Vesuvius

Q.11.
forms when repeated lava flows build up a broad, gently
sloping mountain, like Mauna Kea in Hawaii.

a) Cinder cones volcano
b) Composite volcano
c) Shield volcano
d) Lava dome volcano

Correct answers are below.

Q.9. In volcanic areas, groundwater heated by magma is a source of

energy

D., or "geothermal".

Q.10. What is the largest and most active volcano in the world?

C., or "Mauna Loa".

Q.11.

forms when repeated lava flows build up a broad, gently

sloping mountain, like Mauna Kea in Hawaii.

C., or "Shield volcano".

he movement of air through earth's or any planet's atmosphere is called wind, and the main cause of earth's winds is uneven heating by the sun. this uneven heating causes changes of atmospheric pressure, and winds blow from regions with high pressure to those with low pressure.

i hope this : )