Form Three - Comprehensive Quiz 4

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🕰️ Duration: 15 minutes

❓ Number of Questions: 2

⏰ Time Remaining: 15:00

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The instrument that is used to measure length to an accuracy of 0.01cm is:

A. Metre rule B. Micrometer screw gauge C. Vernier caliper D. Engineers caliper E. Tape measure

Which of the following is the property of a gravitational force?

A. It is much stronger B. It acts over longer distance C. It is a non-central force D. It is repulsive in nature E. It doesn’t vary with portion

Which of the following scientific statement needs to be proved through scientific experiments:

A. Principle B. Proposal C. Conclusions D. Measurement E. Hypothesis

A body is said to be in equilibrium if:

A. The body moves with a uniform speed B. Its centre of gravity is high C. Its centre of gravity is low D. The net force acting on the body is zero E. The upward forces on the body counter balance some of the down ward forces.s

A stone dropped from the top of a building hit the ground it seconds later. What was its velocity when heating the ground?

A. 400m/s B. 45m/s C. 40m/s D. 4.5m/s E. 0.4m/s

What are the two factors that determine Bouyancy?

A. Volume of the fluid displaced and mass of the object B. Weight and mass of the object C. Density of the fluid and weight of the object D. Volume of the fluid displaced and density of the fluid E. Mass of the object and density of the object.

Illuminated smoke particles, suspended in air, are viewed with a microscope and are seen to vibrate continuously. This is because the smoke particles are:

A. Bombarded continually by air molecules B. Supplied with energy by the light illuminating them agitated by sound waves from the surround room. C. Shaken by the vibration of the molecules within them. D. Moved around by convection currents E. Reflected and becomes hot.

For production of multiple images, the mirrors should be arranged in:

A. Symmetrical circle form B. 90° to each other C. Parallel form D. 60° to each other E. 45° to each other

The difference between mass and weight is based on the:

A. Instruments used in laboratory measurement and their length B. Position and ways used in measurement C. Instrument used in measurement and acceleration due to gravity D. Position out types of materials taken in measurement E. Type of material used

Hot soap is tastier than cold soup. This is due to that:

A. Cold soup has lower temperature than the hot soup B. Hot soup has high viscosity than cold one C. Hot soup has high surface tension than cold one. D. Hot soup has low diffusion E. Hot soup has lower surface tension.