Everyday Science Mcqs (2021)

Computer Mcqs (754)

Math Solutions (1)

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  • The solar wind creates a ";bubble"; around the solar system called?
    1. Feliosphere
    2. Seliosphere
    3. Heliosphere
    4. Peliosphere

  • The solar wind can reach speeds of up to?
    1. 600 km/s
    2. 700 km/s
    3. 800 km/s
    4. 650 km/s

  • Solar wind is caused by the high temperature and pressure in the sun';s which atmosphere?
    1. Photosphere
    2. Chromosphere
    3. Corona
    4. A and B

  • The solar wind is a stream of charged particles mostly?
    1. protons and electrons; flows out from the sun
    2. electrons; flows out from the sun
    3. protons; flows out from the sun
    4. protons and electrons; revolves around the sun

  • The Kuiper belt and Oort cloud were first proposed by?
    1. Dutch astronomer Kuiper in 1950
    2. Dutch astronomer Jan Oort in 1950
    3. Dutch astronomer Kuiper Oort in 1950
    4. French astronomer Jan Oort and Kuiper in 1950

  • Some objects from the Kuiper belt are classified as ";plutoids"; and include?
    1. Pluto, Cris, and Yeres
    2. Pluto, Bris, and Teres
    3. Pluto, Eris, and Ceres
    4. Yeres, Teres, Ceres

  • The Oort cloud is estimated to be about __________ AU away from the sun?
    1. 100,000
    2. 200,000
    3. 300,000
    4. 400,000

  • Which of the following is a region of the solar system even farther out than the Kuiper belt?
    1. The Gort cloud
    2. The Oort cloud
    3. The Fort cloud
    4. The Nort cloud

  • The Kuiper belt is a region of the solar system beyond?
    1. Venus
    2. Saturn
    3. Neptune
    4. Earth

  • Most asteroids orbit the sun in a region called the asteroid belt between?
    1. Mars and Jupiter
    2. Jupiter and Saturn
    3. Mercury and Neptune
    4. Venus and Uranus

  • Asteroids are made mostly of?
    1. Rock, metal, ice and dust
    2. Rock and metal
    3. Metal and gas
    4. Metal, gas and rock

  • Comets are often called what?
    1. Dusty snowballs
    2. Filthy snowballs
    3. Dirty snowballs
    4. Impure snowballs

  • As comets get close to the sun, they start to ";melt"; and release gas and dust. This gas and dust forms what?
    1. ";coma"; around the comet';s nucleus and a long tail that points away from the sun
    2. ";coma"; that points away from the sun and a long tail around the comet';s nucleus
    3. Only ";coma"; around the comet';s nucleus
    4. Only a long tail that points away from the sun

  • Comets are made mostly of ice and dust. As comets get close to the sun, they start to ";melt"; and release what?
    1. Steam and dust
    2. Gas and dust
    3. Steam, gas and dust
    4. None of the above

  • Comets are made mostly of ______________?
    1. Ice and dust
    2. Dust and lights
    3. Ice, dust and lights
    4. All of the above

  • The moon';s surface has been explored by how many astronauts?
    1. 10
    2. 11
    3. 12
    4. 13

  • The moon has a large, circular basin called _____________?
    1. the Simerian Basin
    2. the Inbrium Basin
    3. the Imbrium Basin
    4. Black Bowl Basin

  • Which one of the following is true?
    1. The moon has both atmosphere and magnetic field
    2. The moon has no atmosphere or magnetic field
    3. The moon has atmosphere but no magnetic field
    4. The moon has magnetic field but no atmosphere

  • The moon';s surface temperature varies from about ________ to _________ ?
    1. -; 173 degrees Celsius at night to 127 degrees Celsius during the day
    2. -; 172 degrees Celsius at night to 172 degrees Celsius during the day
    3. Remains constant during day and night
    4. -; 170 degrees Celsius at night to 107 degrees Celsius during the day

  • In an atomic nucleus, neutrons and protons are held together by: ___________?
    1. Gravitational forces
    2. Exchange forces
    3. Coulombic forces
    4. Magnetic forces

  • The height at which atmospheric pressure declines by a factor of e (an irrational number equal to 2.71828) is called __________.
    1. Average height (H)
    2. Scale height (H)
    3. Mean height (H)
    4. Standard height (H)

  • Exosphere interacts with ___________ of Earth at roughly distance of 10,000 km.
    1. Electrosphere
    2. Magnetosphere
    3. Spectrosphere
    4. Echosphere

  • _________ contains ozone layer.
    1. Thermosphere
    2. Exosphere
    3. Lithosphere
    4. Stratosphere

  • __________ contains the ozone layer.
    1. Troposphere
    2. Stratosphere
    3. Mesosphere
    4. Ionosphere

  • __________ is the atmospheric layer wherein the weather occurs.
    1. Troposphere
    2. Stratosphere
    3. Mesosphere
    4. Thermosphere