Percubaan Sains Siri 2

Apakah prinsip asas yang digunakan dalam penyusunan unsur dalam Jadual Berkala Unsur Moden?
What is the basic principle used in the arrangement of elements in the Modern Periodic Table?

• 1. Peningkatan nombor nukleon

  2. Increase in nucleon number

• 1. Peningkatan jisim atom relatif

  2. Increase in relative atomic mass

• 1. Peningkatan nombor proton

  Increase in proton number

• 1. Peningkatan bilangan elekton

  2. Increase in electron number

Jirim terdiri daripada zarah-zarah yang halus dan diskrit. Apakah tiga jenis zarah yang membina jirim?
Matter consists of fine and discrete particles. What are the three types of particles that make up matter?

• Atom, molecule and ion

• Electron, ion and atom

• Proton, neutron and electron

• Molecule, proton and neutron

Which of the following substances added to food acts as antioxidants?
Antara berikut, bahan manakah yang ditambah di daiam makanan bertindak scbagai bahan antioksidan?

• Tartrazina

  Tartrazine

• Sulfur dioksida

  Sulphur dioxide

• Asid askorbik

  Ascorbic acid

• Oktil etanoat

  Octyl ethanoate

Apakah faktor dalaman yang menghasilkan radikal bebas?

What are the internal factors that produce free radicals in the human body?

• 1. Asap rokok

     Cigarettes smoke

• 1. Cahaya matahari

     Sunlight

• 1. Pendedahan kepada radiasi

     Exposure to radiation

• Metabolisme dan keradangan

  0. Metabolism and inflamation

Apakah faktor yang mempengaruhi jatuh bebas?

What factors affect free fall?

• 1. Bentuk objek

  2. Shape of the object

• Jisim bahan

  Mass of the material

• Rintangan udara

  Air resistance

• Daya tarikan graviti

  Gravitational force

Apakah yang menyebabkan keadaan di atas berlaku?
What is the cause of the condition above?

• Daya
  Force

• Momentum
  Momentum

• Pecutan
  Acceleration

• Inersia
  Inertia

Baldi-baldi itu diayunkan pada masa yang sama dengan daya yang sama. Baldi yang manakah mengambil masa yang paling panjang untuk berhenti?

The buckets are swung at the same time with the same force. Which bucket took the longest time to stop?

• P

• S

• Q

• R

Apakah zarah X?

What are particles X?

• Proton

• Uranium

• Elektron

  Electron

• Neutron

Antara berikut, mikroorganisma yang manakah membiak melalui pembentukan spora?

Which of the following, which microorganism reproduces through spore formation?

• Fungi

• Algae

• Virus

• Protozoa

Antara yang berikut, mikroorganisma yang manakah terdapat dalam nodul akar pokok kekacang?

Which of the following, which microorganism is found in the root nodules of leguminous plants?

• Bakteria pengikat nitrogen

  Nitrogen-fixing bacteria

• Bakteria pendenitritan

  Dentrifying bacteria

• Bakteria penitritan

  Nitrifying bacteria

• Bakteria pengurai

  Decomposing bacteria