Zusammenfassung der Ressource
Frage 1
Frage
What is the common name for group 1 in the periodic table?
Antworten
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alkaline earth metals
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alkali metals
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halogen metals
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transition metals
Frage 2
Frage
Describe the structure of DNA
Antworten
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2 strands of amino acids joined together in a twisted ladder
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one strand of nitrogen bases twisted into a ladder
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2 strands of nitrogen bases held in twisted ladder.
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one strand of amino acids twisted into a ladder
Frage 3
Frage
How do earthquakes occur
Antworten
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when two techtonic plates collide
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when one techtonic plate sinks under the other
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when a volcano erupts nearby
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when two techtonic plates slide past each other
Frage 4
Frage
List three features of plant cells that you would not find in an animal cell.
Antworten
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cell membrane, nucleus, chloroplasts
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cell wall, chloroplasts, cytoplasm
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cell wall, vacuole, chloroplasts
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cell membrane, vacuole, plasma
Frage 5
Frage
Which of the following is NOT a greenhouse gas
Antworten
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carbon dioxide
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water vapour
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methane
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ozone
Frage 6
Frage
Which of the following is the correct order for the waves in the electromagnetic spectrum
Antworten
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gamma rays, X-rays, infrared, visible, UV, and radio waves
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radio waves, X-rays, UV, visible, infrared, and gamma rays
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gamma rays, X-rays, UV, visible, infrared, and radio waves
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X-rays, gamma rays, UV, visible, infrared, and radio waves
Frage 7
Frage
Momentum= mass x velocity. A ball flies at 250m/s. It's momentum = 30 000kgm/s. Calculate mass.
Frage 8
Frage
Which method would you use to separate a mixture of inks in a felt tip pen?
Antworten
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distillation
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filtration
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chromatography
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dissolution
Frage 9
Frage
In the periodic table how are the elements arranged?
Antworten
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according to atomic mass
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non metals first then metals
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according to atomic number
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according to their reactivity
Frage 10
Frage
Which of the following shows the correct pathway of blood as it's pumped through the heart.
Antworten
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vena cava, right atrium, right ventricle, pulmonary artery
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aorta, left atrium, right atrium, pulmonary artery
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vena cava, left atrium, right ventricle, pulmonary vein
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pulmonary vein, right atrium, right ventricle, pulmonary art