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Quiz

Science Chemistry Yr 8; Part 1

ScarletFox 20 perguntas

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Perguntas do quiz (20)

  1. 1Which of the following are physical changes?Imagem da pergunta 1
    1. ADying hair
    2. BBoiling water
    3. CChopping wood
  2. 2Changing a solid into a gas is called...?
    1. ASolidification
    2. BDeposition
    3. CSublimation
  3. 3Condensation is when...
    1. AWhen a liquid is cooled enough to change from a liquid to a solid
    2. BWhen gas cools and becomes a liquid
    3. CWhen liquid is warmed and becomes a gas
  4. 4Dissolving is when a solid is dissolved into liquid.
    1. AVerdadeiro
    2. BFalso
  5. 5You can detect when a chemical change has occurred when...Imagem da pergunta 5
    1. AColour Change
    2. BGas Formation (Bubbles or smell)
    3. CNew substance being formed
    4. DHeat or Light is produced
    5. EDissolves
  6. 6Endothermic Change...
    1. AAbsorbs energy from its surroundings. If it occurs in a test tube, the test tube will feel cold because the reaction absorbs heat from your skin.
    2. BGives off energy in the form of heat, light & sound.
    3. CGives you Frostbite
  7. 7Everything is made from...
    1. ACells
    2. BMolecules
    3. Cmoving light particles
  8. 8Particles move faster because of heat and they need more room to cool down.
    1. AVerdadeiro
    2. BFalso
  9. 9A solvent is...
    1. AThe liquid in a solution
    2. BThe solid dissolving in the solution
  10. 10Density is the weight of an object.
    1. AVerdadeiro
    2. BFalso

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Descrição
A science quiz on chemical changes, physical changes and atoms
Idioma
English
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36
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