81 Which one is the brightest star in the night sky? Everyday Science Medium Full question → A Betelgeuse B Sirius C Rigel D Polaris
82 The large dark patches on the Moon’s surface are known as___________? Everyday Science Medium Full question → A Dark matter B Maria, or seas, even though there is no water on the Moon C Maria, or seas, because they are filled with water D Moon spots
83 What causes the Moon’s phases? Everyday Science Medium Full question → A The Sun lights up only one half of the Moon and as the Moon orbits the Earth we can sometimes see the unlit side of the Moon. B The Sun lights up only one half of the Moon and as the Sun orbits the Earth we can sometimes see the unlit side of the Moon. C The Earth’s shadow falls on the Moon, blocking the sunlight. D The Moon’s shadow falls on the Earth, blocking the sunlight.
84 What are the names of the two stars in the Big Dipper used to locate Polaris? Everyday Science Medium Full question → A The North Seekers B The Pointer Stars C The Pointer Sisters D None of these
85 The Big Dipper is part of which constellation? Everyday Science Medium Full question → A Ursa Major B Ursa Minor C The Great Bear D A. and C. above
86 The sun is made up of 99.9% of ________________ and ______________? Everyday Science Medium Full question → A Oxygen and Hydrogen B Hydrogen and Sulfur C Carbon and Silicon D Hydrogen and Helium
87 Antares is of the largest known ___________? Everyday Science Medium Full question → A Quasars Star B Pulsars Star C White Dwarfs Star D Red Super-giants Star
88 This in-between phase of stellar nurseries and star formation in stellar evolution is when the gathered dust is still condensing to form a star. Everyday Science Medium Full question → A Alpha Stage B Stellar Genesis C Protostar D Star of Adam
89 Particle clouds from where stars are formed are known as____________? Everyday Science Medium Full question → A Stellar nurseries B Star clouds C Event horizons D Singularities
90 PSR J0108-1431 is the closest known ______________ to Earth? Everyday Science Medium Full question → A Black hole B Red giant C Quasar D Pulsar
91 When a star becomes a singularity and has zero volume and infinite density, it is called_______________? Everyday Science Medium Full question → A White dwarf B Blue giant C Wolf-Raynet star D Black hole
92 You have discovered a new celestial body. It has a thick atmosphere and it produces powerful cosmic winds and, when observed, the clouds obscure the body. You have determined it is this type of star. Everyday Science Medium Full question → A Wolf-Rayet star B Red supergiant C Stellar storm D Pulsar
93 In a typical H-R diagram, stars are graphed by these two characteristics: Everyday Science Medium Full question → A Temperature and luminosity B Luminosity and distance C Distance and temperature D Size and distance
94 A pulsar is a rapidly spinning neutron star which emits: Everyday Science Medium Full question → A A blinding light when it aligns with the planets B Radio waves detectable from Earth C A gravitational pull which attracts high energy dust particles D Enough energy to power itself indefinitely
95 What sub-class of neutron star is known for its extremely high magnetic field? Everyday Science Medium Full question → A Magnetar B Quasar C Magneto D Magnetta
96 When our sun reaches the end of its red giant phase, it will turn into a___________? Everyday Science Medium Full question → A Supernova B White Dwarf C Black Hole D Neutron Star
97 Insulin drug was discovered by____________? Everyday Science Medium Full question → A Charles Herbert Best B Prof John James Rickard Macleod C Sir Frederick Grant Banting D Leonard Thompson
98 Most drugs are excreted through_____________? Everyday Science Medium Full question → A Kidney B Skin C Gallbladder D Lungs
99 A glass chimney stops an oil lamp from smoking because: Everyday Science Medium Full question → A It increases the supply of oxygen to the flame by convection B The heat produced ensures complete C Both to these D Neither of these
100 The common refrigerant used in domestic Refrigerator is_____________? Everyday Science Medium Full question → A Neon B Spirit C Freon/Ammonia D Methane