The car is going in/through a tunnel.
through
The ball is moving round/down.
down
The rockets are travelling towards/round the planet.
round
The meteor is coming up/towards the Earth.
towards
The car is going up/down the hill.
up
The boy is going up/back home.
back
The rain falls round/down.
down
The boy is walking down/towards the girl.
towards
The turtles lay their eggs and go up/back to the sea.
back
The lava erupts from the volcano and goes up/down the slope.
down
The airplane is flying round/through the clouds.
through
The ball goes round and up/up and down.
up and down
Sattelites go...the Earth.
round
Volcanoes erupt the ashes ...the sky.
up
X Rays can pass ...any material: metal, stone, rock and even steel.
through
The vapor goes ...and forms the clouds. Then the clouds pour rain ....
up/down
