ICSE Class VII Physics Solutions

Displaying 5 out of 41 questions & answers.
Q1.

Fill in the blanks:

  1. The weight of an object is 50 kgf. The weight of the object in Newton is ____________.
  2. The motion of spinning top and giant wheel is an example of ____________ motion.
  3. The motion of a pendulum is the case of ____________.
  4. A body is said to be in ____________ fit changes its position with respect to its immediate surroundings.
  5. When a body exhibits both rotatory as well as translatory motion, its motion is called  ____________.
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Answer:
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  1. 50 N
  2. Rotatory motion
  3. Periodic motion
  4. Motion
  5. Rolling motion
Q2.

State whether the following statements are true (T) or false (F). Correct the false statements:

  1. If a body covers equal distances in equal intervals of time but its direction is not constant then motion is uniform.
  2. The weight of an object is a constant quantity.
  3. In both oscillatory and vibratory motion, the motion of the bodies are repetitive.
  4. The motion of a drill exhibits rotatory and circulation motion.
  5. The weight of an object is always vertically downwards.
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Answer:
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answer not shown
Q3.

Choose the correct option:

  1. An example of curvilinear motion is _______________.
  2. In a well, the pulley on which rope runs exhibits _______________.
  3. The weight of a body is determined as _______________.
  4. The Sl unit of mass is _______________.
  5. The blades of windmill exhibit _______________.
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Answer:
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  1. Motion of a train along a curved track.
  2. Circular motion
  3. Weight = mass x acceleration due to gravity = m x g
  4. S.I. unit of mass is kg
  5. Rotatory motion
Q4.

Match the columns:
 

 Column AColumn B
  1. Mass
  2. Random motion
  3. Weight
  4. Vibratory motion
  5. Book lying on a table
  1. Spring balance
  2. A body at rest
  3. Movement of tabla surface
  4. Beam balance
  5. A flying leaf
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Answer:
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  1. (d) beam balance
  2. (e) a flying leaf
  3. (a) spring balance
  4. (c) movement of tabla surface
  5. (b) a body at rest
Q5.

Show the following process in the form of a flowchart.

Translatory motion and its type.

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Answer:
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Flowchart of Translatory motion:

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