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Space Science
Play this  Quiz Game  On your phone 121 - Neutron star, 122 - Farthest from the Sun, 123 - Alpha Centauri, 124 - 12, 125 - Apparent magnitude,   126 - 3.26 light-years, 127 - 93 billion light-years, 128 - Mercury and Venus, 129 - Kepler's laws, 130 - Pluto.

121. What type of star is a pulsar?

           Class G

           Carbon star

           Exotic star

           Neutron star


122. A planet moves slowest in its orbit when it is:

           Always moves at same rate

           Closest to the Sun

           Farthest from the Sun

           Mid of the orbit


123. What is the closest star system to the Solar System?

           Luhman 16

           Alpha Centauri

           Barnard's Star

           Wolf 359


124. How many people have set foot on the Moon?

           8

           24

           7

           12


125. Which unit is used to measure brightness of celestial objects?

           Candela

           Lumen

           Apparent magnitude

           Astronomical unit


126. A parsec is equal to:

           3.26 light-years

           1.1 light-years

           2.12 light-years

           3 light-years


127. The diameter of the Observable universe is:

           54 billion light-years

           93 billion light-years

           60 billion light-years

           104 billion light-years


128. Which planets are never visible at midnight?

           Mars and Jupiter

           Uranus and Neptune

           Jupiter and Saturn

           Mercury and Venus


129. Which law describes the motion of planets around the Sun?

           Newton's Second Law

           Newton's first law

           Kepler's laws

           Newton's Third Law


130. In our solar system, which space object has a moon with a mass closest to its own?

           Mercury

           Pluto

           Mars

           Uranus