Jeffrey Piggott
Quiz von , erstellt am more than 1 year ago

Quiz for Stage 7 of Cambridge Secondary 1

22
1
0
Jeffrey Piggott
Erstellt von Jeffrey Piggott vor fast 8 Jahre
Schließen

Measurement and Scientific Method

Frage 1 von 14

1

Which of the following is NOT a unit of measurement?

Wähle eine der folgenden:

  • metre

  • kilogram

  • degrees celsius

  • mass

Erklärung

Frage 2 von 14

1

Which tool is used to measure temperature?

Wähle eine der folgenden:

  • scale

  • thermometer

  • balance

  • graduated cylinder

Erklärung

Frage 3 von 14

1

This tool can be used to measure length and area. Check all that apply.

Wähle eine oder mehr der folgenden:

  • metre rule

  • ruler

  • graduated cylinder

  • none of the above

Erklärung

Frage 4 von 14

1

The international system of measurement allows scientists from all different countries around the world to communicate effectively.

Wähle eins der folgenden:

  • WAHR
  • FALSCH

Erklärung

Frage 5 von 14

1

To measure the mass of beaker, a student would use:

Wähle eine der folgenden:

  • a graduated cylinder

  • an electronic balance

  • a metre rule

  • a micrometer screw gauge

Erklärung

Frage 6 von 14

1

Is it possible to measure the volume of liquids? If so, what measuring instrument can measure the volume?

Wähle eine der folgenden:

  • Yes, graduated cylinder

  • Yes; electronic balance

  • Yes; scale

  • No; graduated cylinder

Erklärung

Frage 7 von 14

1

Fülle die Lücken, um den Text zu vervollständigen.

Water freezes at degrees Celsius and boils at degrees Celsius.

Erklärung

Frage 8 von 14

1

What's the difference between a hypothesis and a theory?

Wähle eine der folgenden:

  • "Theory" is another word for "fact". "Hypothesis" is another word for "guess".

  • Hypotheses cannot be proven correct; theories can be proven correct.

  • Theories have been confirmed through doing fair tests, hypotheses have not been confirmed.

  • Theories contain many hypotheses; an hypothesis contains only one theory.

Erklärung

Frage 9 von 14

1

Place the following steps in the sequence when following the scientific method: A) Recognizing a problem; B) Testing a hypothesis; C) Making inferences

Wähle eine der folgenden:

  • A, B, C

  • C, B, A

  • B, A, C

  • C, A, B

Erklärung

Frage 10 von 14

1

What must you do before you make a hypothesis?

Wähle eine der folgenden:

  • Do an experiment

  • Make an observation

  • Form a theory

  • Make conclusions

Erklärung

Frage 11 von 14

1

If you were running an experiment to determine the temperature at which beans germinate fastest, what would be the independent variable?

Wähle eine der folgenden:

  • The time taken for the bean seeds to germinate.

  • The number of bean seeds used.

  • The type of soil you planted the bean seeds in.

  • The temperature you kept the bean seeds at.

Erklärung

Frage 12 von 14

1

You should run three or more trials of the same experiment to make sure your results are consistent. What does "consistent" mean?

Wähle eine der folgenden:

  • Obvious

  • Perfect

  • Always being about the same

  • Testable

Erklärung

Frage 13 von 14

1

Which of the following is a testable hypothesis?

Wähle eine der folgenden:

  • Roses are more beautiful than violets.

  • A plant needs at least 5 hours per day of sunlight to grow.

  • Ice cream is very nice.

  • Humans will someday land on Mars.

Erklärung

Frage 14 von 14

1

What should you do if you test a hypothesis multiple times and the data doesn't support your prediction?

Wähle eine der folgenden:

  • Change the data so that it supports your hypothesis.

  • Keep running the experiment until you get the results you are looking for.

  • Conclude that your hypothesis cannot be proven correct.

  • Re-think you hypothesis.

Erklärung