Which of the following describe random error?
Yang manakah menerangkan ralat rawak?
SCIENCE CHAPTER 1
Quiz
•
Science
•
7th Grade
•
Hard
asma Raz
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26 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following describe random error?
Yang manakah menerangkan ralat rawak?
Zero error
Ralat sifar
Systematic error
Ralat sistematik
Parallax error
Ralat paralaks
positive zero error
Ralat sifar positif
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Choose the best way to overcome systematic error
Pilih langkah yang terbaik untuk mengatasi ralat sistematik
repeat the experiment using different measuring tools
Ulang eksperimen tersebut menggunakan alat pengukur yang berbeza
repeat the experiment a few times
Ulang eksperimen tersebut beberapa kali
find the average reading
Cari bacaan purata
the eye of observer must be perpendicular to the scale of the measuring tools
Mata pemerhati mesti berserenjang dengan skala alat pengukur
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe random errors
Terangkan ralat rawak
fixed error on a measuring tools
ralat yang malar pada sesuatu alat pengukur
inconsistencies of measuring tools
ketidakpersisan sesuatu alat pengukur
due to inaccurate measuring tools
disebabkan oleh alat pengukur yang tidak jitu
due to observer's wrong technique
disebabkan oleh teknik pemerhati yang salah
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Method to estimate area of irregular object is
Cara untuk menganggar luas objek tidak sekata ialah
Water displacement method
Kaedah sesaran air
Titration method
Kaedah pentitratan
Using graph paper
Menggunakan kertas graf
Water method
Kaedah Air
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following describe systematic error?
Yang manakah menerangkan ralat sistematik?
Zero error
Ralat sifar
the observer be careful while taking reading
pemerhati berhati-hati semasa mengambil bacaan
Parallax error
Ralat paralaks
wrong technique
salah teknik
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A mass of a 20 pages science magazine is 100g. What is the mass of a page?
Jisim 20 muka surat majalah sains ialah 100g. Berapakah jisim sehelai muka surat?
5 g
0.5 g
4 g
50 g
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
S.I unit for area is?
Unit S.I bagi luas ialah
cm2
m2
cm3
m3
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