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หน่วยและการวัด

Authored by Nuttaya Petchklub

Science, Physics

10th - 11th Grade

Used 19+ times

หน่วยและการวัด
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10 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The SI units for length, time and mass are, respectively.

centimeter, second and kilogram.

meter, second and kilogram.

meter, second and gram.

centimeter, minute and gram.

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

The figure below shows the Vernier scale of a pair of Vernier calipers used to measure

the diameter of a cylinder.


What is the reading on the instrument?

2.45 cm

2.85 cm

3.15 cm

3.18 cm

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

The figure shows a measuring cylinder containing a liquid,


What is the correct reading of the volume of the liquid?

20.0 cm

20.1 cm

20.3 cm

21.0 cm

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is a suitable instrument that can be used to measure the diameter of a beaker?

Ruler

Tape measure

Vernier caliper

Micrometer

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a formula for Percentage Error?

Media Image
Media Image
Media Image
Media Image

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

โปรตอนมีอนุภาคไฟฟ้าบวก 1.6 x 10-9 C จงเขียนให้อยู่ในรูปของคำอุปสรรค (คำนำหน้าหน่วย)

1.6 µC

1.6 nC

1.6 KC

1.6 GC

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ครูให้นักเรียนแต่ละกลุ่มทำการวัดโดยใช้กระบอกตวงวัดปริมาตรของน้ำในขวด (50 ml) โดยทำการวัด 4 ครั้ง ข้อใดแสดงผลการวัดที่มีความเที่ยงตรงที่สุด

50.5 49.5 50.1 49.8

48.0 48.0 48.2 48.3

53.0 53.0 53.0 53.0

45.5 50.0 50.0 53.5

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