Edexcel IGCSE Physics Safe Experimental Methods

Edexcel IGCSE Physics Safe Experimental Methods
Edexcel IGCSE Physics syllabusPhysics 4PH1Issue 4 (2024)

Practise Edexcel IGCSE Physics safe experimental methods by naming suitable safety precautions and choosing apparatus for practical measurements.

How this is tested

  • Give a specific safety precaution for pouring or handling hazardous materials during an experiment.
  • Name suitable apparatus, such as a balance or scales, for measuring mass in a practical task.

Question 1

[Maximum number: 2]

This question is about liquid nitrogen.

Question 1(b)

(a)

A teacher uses this method to find the density of liquid nitrogen.
- measure the mass of a container
- pour liquid nitrogen into the container
- measure the total mass of the container and the liquid nitrogen
- read the volume of the liquid nitrogen from the scale on the side of the container

[ 2 ]

Question 1(b)(i)

(i)

Give a safety precaution the teacher should take when pouring the liquid nitrogen.

[ 1 ]

Question 1(b)(ii)

(ii)

State the name of the apparatus that the teacher should use to measure the mass of the container.

[ 1 ]