# Physics forpre-IGCSE-Homework sheet 1 - .iiiml Physics forpre-IGCSE-Homework sheet "1 " A person

• View
277

1

Embed Size (px)

### Text of Physics forpre-IGCSE-Homework sheet 1 - .iiiml Physics forpre-IGCSE-Homework sheet "1 " A...

• Physics for pre-IGCSE-Homework sheet "1 "

1. A piece of cotton is measured between two points on a ruler.

cotton""

When the length of cotton is wound closely around a pen, it goes round six times

pen

• Physics for pre-IGCSE-Homework sheet "1 "cold

4. Some liquid is heated in a flask.The diagrams show the height of the liquid in the tubewhen the liquid is cold and when it is hot.What is thedifference in the heights?

2

4

.____tube--53

A. 1.7cmB. 2.8 ernC. 3.2 emD. 4.5 cm

scale

5. The diagram shows an enlarged drawing of the end of a metre rule.It is being used to measure the length of a small feather.

What is the length of the feather?A. 19 mm B. 29 mm C. 19 cm D. 29 cm

hot

Q2:Vernier Calipers and Micrometers:a. Read the following Vernier caliper measurements. (The scales have been enlarged for easier reading.)

The Vernier caliper is calibrated in metric units.

2 4 1 2 45 6 33 5 6

• _~~ Physics for pre-IGCSE-Homework sheet "1 "

2 4 653

b. Read the following micrometer measurements

20

150-25 mm

o 3 51 42

30

25

• iiiml Physics for pre-IGCSE-Homework sheet "1 "

~A person winds some thread tightly 4 times round the length of a metre rule and cuts the ends off level withthe left-hand end of the rule, as shown in Fig. 1.1.

ends cutoff here

Fig. 1.1

(a) To the nearest metre, what is the length of the thread?

.................. m

(b) Is the actual length of thread slightly greater or slightly less than your answer to (a)?Tick one box and give your reason.

slightly greater D slightly less Dreason .

Effort/5

Attainment/10

Recommended

Documents
Documents
Documents
Documents
Documents
Documents
Documents
Documents
Documents
Documents
Documents
Documents