2951283
Descripción
Test por Mark Anthony Sy, actualizado hace más de 1 año
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Creado por Mark Anthony Sy
hace más de 9 años
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Pregunta 1
Pregunta
Which of the items are used for measuring the mass of a solid?
Respuesta
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A. beaker
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B. Florence flask
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C. graduated cylinder
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D. platform balance
Pregunta 2
Pregunta
Which of the following is NOT used for heating?
Respuesta
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A. alcohol lamp
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B. Bunsen burner
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C. centrifuge
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D. hot plate
Pregunta 3
Pregunta
Which of the following items is NOT used for measuring?
Respuesta
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A. spring balance
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B. petri dish
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C. thermometer
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D. triple beam balance
Pregunta 4
Pregunta
Students are allowed to use the laboratory without supervision.
Respuesta
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A. TRUE
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B. FALSE
Pregunta 5
Pregunta
Teachers allow their pupils to experiment without the laboratory safety gear.
Respuesta
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A. TRUE
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B. FALSE
Pregunta 6
Pregunta
Why is it important to unplug equipment after use?
Respuesta
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A. Electricity is energy that also need to be conserved.
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B. Unplugging equipment helps in reducing accidents.
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C. It is the responsibility of the student to organize his/her workplace after use.
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D. All of the above.
Pregunta 7
Pregunta
Which among the following actions did NOT follow the rules in the laboratory?
Respuesta
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A. Lyjan spilled a chemical on the floor and immediately called the attention of the teacher.
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B. Lyjan did not touch anything inside the laboratory and waited for the teacher’s instructions.
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C. Lyjan carefully poured the acid into the water before disposing it.
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D. Lyjan disposed of a chemical straight into the sink.
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