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DistanceLearningCentre.comSTUDENT ASSESSMENT SAQ SHEET
SUBJECT: Physics
UNIT: Principles of Physics
TOPIC: 1 Principles of Physics
LEVEL: 3
YOUR NAME:
How to use this document
You will use this document to record your answers to the Self Assessment Questions
(SAQs) in the topic you have just studied.
You should complete the table in Part 1, and the comment box in Part 2. You may add or
delete rows as appropriate when you are completing the table in Part 1.
Once completed, please upload an electronic copy of this document at your Learner
Account (for marking, and to be checked for plagiarism). Please notify your tutor by email
when you have uploaded this document at your Learner Account.
Your tutor will then provide the Answers to SAQs for you to mark your answers, using this
sheet.
Once you have completed and marked all of the SAQ answers for the topics in a particular
unit, your tutor will provide the deadline for your assessment.
© DistanceLearningCentre.com, 2022 1
, STUDENT ASSESSMENT SAQ SHEET
PART 1: SAQ answers
Fill in the following table by writing your answer to each of the Self-Assessment Questions,
in your own words.
When you have completed all of the SAQs in the topic, mark your work using the exemplar
SAQ answers that your tutor will provide.
Before you send your tutor your SAQ answers, please complete Part 2: Comments.
Mark your
answer by
SAQ Questions and Answers deleting
the tick or
the cross
SAQ 1 Question:
1. List as many different types of energy as you can. Try to
think of an example of each type of energy that you come
up with.
2.
a) A 20 N crate is lifted 5 m from the floor onto a shelf at a
speed of 15ms-1. How much kinetic energy is used to lift
the crate? Assume that the force of gravity is 10ms-2
b) How much potential energy does the 20 N crate have
whilst sat on the self?
3.
a) A 30N force is used to pull a block along a friction-free
surface for 10m. How much work has been done?
b) A travel kettle has a power of 1kW. It boils a cup of
water in 80 seconds. How much energy is transferred?
c) A person whose mass is 80kg runs up two flights of
stairs, totalling 20m high, in 10 seconds. What is the
average power of the person?
4. Draw a Sankey diagram to represent a filament lamp
where only 10% of the electrical energy is converted into
light energy.
Your answer:
1. Gravitational potential energy – holding a box off the
ground. Chemical energy – ATP in the body. Kinetic energy –
a moving car. Elastic potential energy – a stretched rubber
band. Electrical – energy that travels through a cable wire to
power a TV. Between 2 charged particles. Thermal energy –
heat in a toaster. Light energy – when light is created through
a torch. Sound energy – energy that is produced from
speakers. Magnetic – Earth. Nuclear – Nuclear power plant.
© DistanceLearningCentre.com, 2022 2
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