2.1.1 Angka Beerti (Significant Figures)
Quiz
•
Mathematics
•
9th - 12th Grade
•
Medium
ZANARIAH GHAZALI
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan bilangan angka beerti bagi nombor 14 007.
Determine the number of significant figures of number 14 007.
2
5
3
4
Answer explanation
Tips 1 : semua sifar di antara dua angka beerti adalah dikira nombor beerti.
Rule 1 : Any zeros between two significant digits are significant.
cth/i.e :
2023 (4 a.b/s.f)
50.008 (5 a.b/s.f)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan bilangan angka beerti bagi nombor 0.0301.
Determine the number of significant figures of number 0.0301.
2
3
4
5
Answer explanation
Tips 2 : Digit sifar di bahagian akhir perpuluhan ialah angka beerti.
Rule 2 : A final zero or trailing zeros in the decimal portion ONLY are significant.
cth/i.e :
0.00500 (3 a.b/s.f)
0.3040 (4 a.b/s.f)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan bilangan angka beerti bagi nombor 6 900.
Determine the number of significant figures of number 6 900.
2
3
4
5
Answer explanation
Tips 3 : Digit sifar di bahagian akhir nombor bulat ialah BUKAN angka beerti.
Rule 3 : Trailing zeros in a whole number are not significant figures.
cth/i.e :
10 000 000 (1 a.b/s.f)
7 340 (3 a.b/s.f)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan bilangan angka beerti bagi nombor 2.50.
Determine the number of significant figures of number 2.50
2
3
4
5
Answer explanation
Tips 2 : Digit sifar di bahagian akhir perpuluhan ialah angka beerti.
Rule 2 : A final zero or trailing zeros in the decimal portion ONLY are significant.
cth/i.e :
0.00500 (3 a.b/s.f)
0.3040 (4 a.b/s.f)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan bilangan angka beerti bagi nombor 19 993.
Determine the number of significant figures of number 19 993.
2
3
4
5
Answer explanation
Tips 4 : Digit bukan sifar adalah semuanya angka beerti.
Rule 4 : Non-zero digits are always significant.
cth/i.e :
32 (2 a.b/s.f)
8 734 (4 a.b/s.f)
6.
MATCH QUESTION
1 min • 3 pts
Padankan bilangan angka beerti yang betul bagi setiap nombor berikut.
Match the correct number of significant figures for the following numbers.
1003
2
235 000
3
0.0050
4
7.
REORDER QUESTION
1 min • 5 pts
Susun angka beerti berikut dalam turutan menaik.
Reorder the following significant figures in ascending order.
0.1000000
700 000
20.001
324
0.00020
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