Tag: science & technology

Questions Related to science & technology

The feathers of birds are good insulators.
general knowledge science & technology

  1. True

  2. False

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Correct Option: A

Nuclei of atoms that make up a newborn baby were made in:
general knowledge science & technology

  1. In the mother's body

  2. Ancient stars

  3. The food the mother eats before giving birth

  4. The earth

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Correct Option: B

The reason a granite block is mostly empty space is because the atoms in the granite are:
general knowledge science & technology

  1. Held together by electrical forces

  2. Invisible

  3. Mostly empty space themselves

  4. Not as close together as they could be

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Correct Option: C

The chemical properties of matter comes mostly from its
general knowledge science & technology

  1. Neutrons

  2. Valence electrons

  3. Protons

  4. Neucleous

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Correct Option: B

An excited atom decays to its ground state and emits a photon of green light. If instead, the atoms decays to an intermediate state, then the light emitted could be:
general knowledge science & technology

  1. Violet

  2. White

  3. Black

  4. Red

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Correct Option: D

Which experiences the least electrical force in an electric field?
general knowledge science & technology

  1. Electron

  2. Beta particle

  3. Gamma ray

  4. Alpha particle

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Correct Option: C

When radium (atomic number 88) emits an alpha particle, the resulting nucleus has atomic number.
general knowledge science & technology

  1. 92

  2. 90

  3. 88

  4. 86

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Correct Option: D

which of the following ARE unit of energy?
general knowledge science & technology

  1. joule

  2. calorie

  3. kilowatt-hour

  4. watt

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Correct Option: A,B,C

predict next element of series.1,10,11,__.
general knowledge science & technology

  1. 20

  2. 21

  3. 100

  4. 101

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Correct Option: A,B,C

Which is the largest country having a single time zone?
general knowledge science & technology

  1. China

  2. Russia

  3. Australia

  4. USA

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Correct Option: A