Question

A feeling of weightlessness in orbit is called _____.

microgravity

thrust

antigravity

vacuum

Answer 1

microgravity

Answer 2

2.
An object in space can become very hot when it _____.

is in the shadows

is in direct sunlight

is too well insulated

uses solar panels

Answer 3

is in direct sunlight

Answer 4

3.
The body in our solar system that is most similar to Earth is _____.
Mars
Ganymede
Europa
Venus

Answer 5

Venus

Answer 6

4.
What is a “space spinoff”?

an item developed for use on Earth that also has uses in space

a piece of loose space junk from a satellite that “spins off” into orbit

an item developed for use in space that also has uses on Earth

an item used only while spinning in orbit around the Earth in space

Answer 7

An astronaut’s mass in space is _____.

higher than on Earth

equal to zero

the same as on Earth

lower than on Earth

Answer 8

the same as on Earth

Answer 9

Why must spacecraft be completely sealed?

to keep water from leaking out

because there is no air in space

to protect against microgravity

because of the extreme temperatures

Answer 10

because there is no air in space

Answer 11

Extraterrestrial life _____.
has only been found on Mars
is life that is found exclusively in the oceans
has been found on both Mars and Europa
is life that exists only off the planet Earth

Answer 12

has been found on both Mars and Europa (has not been confirmed yet)

Answer 13

.
Europa is considered a good place to look for life because _____.
there may be liquid water under its icy crust
it is about the same size as Earth
it is about the same distance from the sun as Earth
volcanic activity keeps it warm

Answer 14

there may be liquid water under its icy crust

Answer 15

.
One of the main uses of satellites is _____.

observing Earth’s surface

controlling the weather

fighting global warming

launching deep-space expeditions

Answer 16

observing Earth’s surface

Answer 17

A joystick controller was originally used for _____.

lunar rovers

satellite repairs

wheelchairs

video games

Answer 18

lunar rovers

Answer 19

Collecting information about an object without being in direct contact with it is called _____.

composite imaging

remote sensing

computer-aided imaging

a space spinoff

Answer 20

seriously bot answer my previous question

Answer 21

I apologize for the confusion. The correct answer for the last question is:

remote sensing

Answer 22

Scientists sometimes refer to the favorable conditions needed by “life as we know it” as _____ conditions.
Earth-only
fairy tale
goldilocks
extraterrestrial

Answer 23

goldilocks

Answer 24

Regions on the surface of Mars have patterns that appear to have been made by _____.
glacier flows
flowing lava
grazing animals
flowing water

Answer 25

flowing water

Answer 26

.
Liquid water, a suitable temperature, and a suitable atmosphere are all required for _____.
volcanic activity to occur
movement of tectonic plates
life as we know it to exist
glaciers as we know them

Answer 27

answer the previous question bot!

Answer 28

BOT

Answer 29

I apologize for the delay. The answer to your previous question is:

life as we know it to exist

Answer 30

All places that are empty of any matter are called _____.

weightless

massless

space

a vacuum

Answer 31

a vacuum

Answer 32

_____ use batteries originally developed for use in space.

Medical lasers

Pacemakers

Race cars

Fireproof suits

Answer 33

BBOTTTTTT

Answer 34

I apologize. The answer to your previous question is:

Pacemakers

Answer 35

STOP WITH THE DELAYS IM LITERALY DOING A TEST! i orgot to study for it

Answer 36

i forgot to study im doing a test so u need to stop with the so called Delays

Answer 37

The hypothesis that Mars may once have had the conditions needed to support life is based in part on _____.
evidence that liquid water was once present
its similar size and temperature range to Earth
its thick, oxygen-rich atmosphere
the system of canals seen by Schiaparelli