the air that surrounds Earth
atmosphere
a person trained to travel to space
astronaut
to focus on something
concentrate
Sara and John are great soccer players. __________ practice everyday.
They
natural power that is used to make things work
energy
necessary for success or survival
essential
to choose not to do something
refuse
My father took me to the science museum. ___________ is my favorite place to visit.
It
the outside or top layer of an object
surface
a normal series of actions that you repeat
routine
a way of thinking about something
perspective
Nothing could spoil my friendship with Martina. _________ are great friends.
We
the spinning of an object such as a planet
rotation
something that is part of a whole
element
a chance to do something
opportunity
My twin sister looks just like me. ________ has curly hair, too.
She
parts or details
feature
a series of actions that lead to a result
process
the way you go along with or get used to change
adjustment
This bag belongs to Tim and I. ____________ love it.
We