Pearson Edexcel • Applied Science

This assignment explores two key practical investigations: the calibration of digital and alcohol thermometers, and the analysis of cooling curves for paraffin wax and stearic acid. The thermometer calibration was conducted using ice water and boiling water to assess measurement accuracy. The cooling curve experiment involved heating and cooling 8g samples of both substances, recording temperature changes at one-minute intervals over 17 minutes. The resulting data was analyzed to identify phase ...

The document covers key biological concepts related to genetics and cell division. It explains the structure and function of chromosomes, including chromatin, chromatids, and centromeres, and describes the human karyotype with its 46 chromosomes arranged in 23 pairs, distinguishing between autosomes and sex chromosomes. It details homologous and non-homologous chromosomes, the roles of haploid and diploid cells, and the differences between mitosis and meiosis in both plant and animal cells. Prac...

Unit 11 Assignment D; Explore basic DNA techniques and the use of genetic engineering. Grade Distinction

Unit 11 Assignment C: Explore the principles of inheritance and their application in predicting genetic traits

BTEC Applied Science Unit 11 Assignment A: Explore basic DNA techniques and the use of genetic engineering

Unit 11 Assignment B: Explore how the process of cell division in eukaryotic cells contributed to genetic variation. The grade for this assignment was Distinction.

Summary of biology exam notes

A summary of everything for unit 1 biology exam

This is BTEC Applied Science Unit 4 Assignment C (Making aspirin) which was awarded a distinction. This is a Distinction level assignment, and you may use it as a guide to help you achieve a distinction and finish this assignment.

Define the amplitude of a wave ANS The distance from the rest position to the top of the wave Define the period of a wave ANS The time taken for one wavelength to pass a point Define the frequency of a wave ANS The number of waves per second How many ms are in 1s? ANS 1000 Define coherent light ANS Coherent light has the same frequency/wavelength and is in phase Define a transverse wave ANS The oscillations are perpendicular to the direction of travel Define a longitudinal wave ANS The osc...