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SAS 1 Science grade 3

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  • Why is rubber used for making tires?
    It is strong and flexible
  • Why is metal used to make cooking pots?
    It is a good conductor of heat
  • Which material is best for making a windowpane? a. Glass b. Plastic c. Rubber d. Wood
    Glass
  • Describe how plants are grouped based on their characteristics.
    Plants are grouped based on their characteristics such as flowering or non-flowering, the type of seeds they produce, and their height or size.
  • Plants are divided into groups based on their...
    All of the above
  • Why is temperature important for plants to grow?
    it affects their growth and the process of photosynthesis. Extreme cold or heat can harm the plant. Most plants grow best in moderate temperatures.
  • Magnets can attract objects made of ...
    Metal
  • How do plants get water from the soil?
    Roots
  • What kind of materials are used to make clothes?
    Cotton and Wool
  • Which of the following materials is magnetic? a. Plastic b. Glass c. Iron d. Paper
    Iron
  • Give an example of a non-magnetic material used in daily life ...
    Plastic
  • Non-magnetic materials cannot be attracted to a magnet. Which of these is non-magnetic? a. Steel b. Wood c. Nickel d. Cobaltj
    Wood
  • What happens if a plant does not get enough sunlight?
    It will not make enough food and may stop growing
  • What part of the plant makes food for the plant?
    Leaf
  • Explain why all parts of a plant are important for its growth.
    All parts of a plant are important because they work together to keep the plant alive.
  • Which part of the plant absorbs water and nutrients? a. Leaf b. Root c. Flower d. Stem
    Root
  • What does it mean for a plant to have sensitivity? Provide an example
    Sensitivity in plants means their ability to respond to stimuli. For example, the Mimosa plant closes its leaves when touched.
  • Which of the following is not a part of a plant? a. Seed b. Root c. Flower d. Rock
    Rock
  • What is the main function of a plant's stem?
    To support the plant
  • Why do we use plastic to make water bottles?
    It is lightweight, durable, and waterproof
  • Why are leaves important to plants?
    They help in photosynthesis to produce food for the plant
  • Name two examples of magnetic materials ...
    Iron and Steel
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