ASTRONOMY: Complete this paragraph regarding dangers from the sun. X-rays and uv rays from the sun can disrupt (BLANK 1) radio communication from ground-based radio towers. (BLANK 2) may also be affected by solar particles that can damage equipment. Humans in (BLANK 3) are also susceptible to radiation damage from the Sun. Solar activity can also cause (BLANK 4) that can damage electrical transformers and power stations.
BLANK 1
-ultra high frequency
-high feequency
-low frequency
BLANK 2
-aircraft
-sea vessels
-satellites
BLANK 3
-spacecraft
-airplanes
-high mountains
BLANK 4
-thermal heating
-geomagnetic storms
-electrical storms
Please help me

explanation:

enhanced global partnerships and exploration capabilities may advance international preparedness for protecting the earth from catastrophic events such as some asteroid strikes, advancing collaborative research on space weather and protecting spacecraft by developing new means for space debris removal.

the fossil record provides evidence of a common ancestor to many species.

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.