Answer the questions in one or two lines: 1 x 5 = 05
1. What do we breathe in and breathe out?
2. What is a motion of a horse pulling a cart on straight road?
3. Which type of lens forms always a virtual image?
4. What is uniform motion?
5. What is sewage?
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Answers
Answer:
When you inhale (breathe in), air enters your lungs and oxygen from the air moves from your lungs to your blood. At the same time, carbon dioxide, a waste gas, moves from your blood to the lungs and is exhaled (breathe out).
Motion of a horse pulling a cart on a straight road – Straight line motion. As the horse cart is moving on a straight road. Therefore motion is along the straight line. (iii) Motion of a child in a merry-go-round – Circular motion.
The concave lenses will always form virtual, erect and diminished images.
This type of motion is defined as the motion of an object in which the object travels in a straight line and its velocity remains constant along that line as it covers equal distances in equal intervals of time, irrespective of the duration of the time.
waste water and excrement conveyed in sewers.
Explanation:
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