Worksheets6.1 Sains T4
Total questions: 5
Worksheet time: 3mins
Name
Class
Date
1.
Manakah antara bahan berikut digunakan sebagai penunjuk untuk mengesan pengambilan baja dalam sesuatu tumbuhan?
Which of the following substances is used as a tracer to track the uptake of fertilisers in a plant?
Which of the following substances is used as a tracer to track the uptake of fertilisers in a plant?
a)
Natrium-24
Sodium-24
Sodium-24
b)
Kobalt-60
Cobalt-60
Cobalt-60
c)
Fosforus-32
Phosphorous-32
Phosphorous-32
d)
Karbon-14
Carbon-14
Carbon-14
2.
Pernyataan berikut adalah sifat-sifat bagi satu sinaran radioaktif
* Ia tidak dapat dihalang kecuali dengan plumbum yang tebal
* Ia tidak dipengaruhi oleh medan magnet
Manakah yang merujuk di atas?
The following statements are the characteristics of one radioactive ray
* It cannot be stopped except by very thick lead
* It is not affected by a magnetic field
Which does it refer to?
a)
Alfa
Alpha
Alpha
b)
Beta
Beta
Beta
c)
Gama
Gamma
Gamma
d)
Nukleus
Nucleus
Nucleus
3.
Yang manakah menunjukkan susunan sinaran radioaktif bagi kuasa penembusan paling rendah ke kuasa penembusan paling tinggi ?
Which shows the arrangement of radioactive radiation, from the lowest penetrating power to the highest penetrating power?
Which shows the arrangement of radioactive radiation, from the lowest penetrating power to the highest penetrating power?
a)
Alfa, beta, gama
Alpha, beta, gamma
Alpha, beta, gamma
b)
Beta, gama, alfa
Beta, gamma, alpha
Beta, gamma, alpha
c)
Gama , beta, alfa
Gamma, beta, alpha
Gamma, beta, alpha
d)
Alfa, gama, beta
Alpha, gamma, beta
Alpha, gamma, beta
4.
Antara bahan radioaktif berikut yang manakah digunakan untuk menganggar usia artifak?
Which of the following radioactive material is used to estimate the age of artifacts?
Which of the following radioactive material is used to estimate the age of artifacts?
a)
Karbon-14
Carbon-14
Carbon-14
b)
Iodin-131
Iodine-131
Iodine-131
c)
Kobalt-60
Cobalt-60
Cobalt-60
d)
Fosforus-32
Phosphorus-32
Phosphorus-32
5.
Antara bahan berikut, yang manakah sesuai digunakan dalam stesen kuasa nuklear?
Which of the following substances is suitable to be used in nuclear power stations?
Which of the following substances is suitable to be used in nuclear power stations?
a)
Magnesium-24
Magnesium-24
Magnesium-24
b)
Radon-222
Radon-222
Radon-222
c)
Radium-226
Radium-226
Radium-226
d)
Uranium-235
Uranium-235
Uranium-235
100 %
