about to do three big tests bot i WILL need help and lots of CORECT answers pls

21 answers

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Which was first launched during the Space Race?

rover
satellite
space shuttle
space station
During the Space Race, the first to be launched was a satellite. The Soviet Union successfully launched the world's first artificial satellite, Sputnik 1, on October 4, 1957.
What is Skylab?

space probe
space station
space shuttle
space observatory
Skylab was a space station. It was the United States' first space station and orbited the Earth from 1973 to 1979. Skylab was designed to conduct scientific research in areas such as solar astronomy, Earth observations, and life sciences.
Which statement describes how technology has increased our information on Mars?

The Curiosity rover found sulfur compound in rocks.
The Curiosity rover located methane in soil samples.
The Curiosity rover detected carbon in organic molecules.
The Curiosity rover discovered helium in underground pockets.
The statement "The Curiosity rover detected carbon in organic molecules" describes how technology has increased our information on Mars. In 2018, the Curiosity rover detected complex organic molecules on Mars, which include carbon-based compounds that are essential for life as we know it. This discovery provided valuable insights into the potential habitability of Mars in the past or present.
Which is a plan for the future of space exploration?

build a space station
astronauts visiting Mars
astronauts orbiting Earth
build a space observatory
One of the plans for the future of space exploration is astronauts visiting Mars. Multiple space agencies, including NASA and other international partners, have plans and ongoing missions aimed at eventually sending astronauts to Mars. This plan involves extensive research, development, and testing of technologies to ensure safe human exploration of the red planet.
How did astronomers use technology to identify characteristics of the Crab nebula?

technology that detects ultraviolet light found hydrogen in the nebula
technology that detects radio waves identified a pulsar at the center of the nebula
technology that detects microwaves revealed the behavior of electrons in the nebula
technology that detects gamma rays measured the distance of the nebula from Earth
Astronomers used technology that detects radio waves to identify a pulsar at the center of the Crab nebula. The Crab nebula is a remnant of a supernova explosion observed in the year 1054. By studying radio waves emitted by the nebula, astronomers discovered a highly-magnetized and rapidly rotating neutron star known as a pulsar at its core. This finding significantly contributed to our understanding of neutron stars and their formation.
Which is considered a modern space exploration project rather than part of the Space Race or a future project?

launch a satellite
land on the moon
capture an asteroid
launch a space probe
Launching a space probe is considered a modern space exploration project rather than part of the Space Race or a future project. Space probes are unmanned spacecraft designed to explore various celestial bodies, such as planets, moons, asteroids, and comets. They are equipped with scientific instruments to gather data and perform experiments. Several space agencies and organizations have launched numerous space probes in recent years to study different objects within our solar system and beyond.
Which is an advantage of using space observatories for space exploration?

allows scientists to send a crew into space
allows scientists to repair damaged satellites
allows scientists to collect samples with a rover
allows scientists to avoid the effects of light pollution
An advantage of using space observatories for space exploration is that they allow scientists to avoid the effects of light pollution. Space observatories are located outside of Earth's atmosphere, which means they are not affected by the interference caused by artificial lights on our planet. This allows for much clearer observations and data collection, enabling scientists to study celestial objects with greater precision and detail.
Which uses electromagnetic radiation to discover the properties and composition of bodies in space?

space probe
space station
space shuttle
space observatory
A space observatory uses electromagnetic radiation to discover the properties and composition of bodies in space. Space observatories are equipped with sophisticated instruments and telescopes that capture and analyze electromagnetic radiation from celestial objects, such as stars, galaxies, and nebulae. This allows scientists to study the light emitted or reflected by these objects, helping them determine valuable information about their composition, temperature, distance, and other characteristics.
that was the first test 100% thank you bot
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i have 2 more tests a unit test and then an exam
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