Worksheets8 th class science
Total questions: 12
Worksheet time: 6mins
Which of the following is a Contact force?
Earth revoling round the sun
electrostatic forces
magnetic force
carrying a suitcase
evaporation takes place from______
mid portion of liquid
throughout the liquid
the surface of liquid
none of the above.
force is_________ quantity
Vector
, scalar
Both scalar and vector
None
Which one among the following is not a type of non-contact forces?
Muscular force
Magnetic force
Gravitational force
Electrostatic force
In an electric bell, when the circuit is completed, the hammer strikes the gong. Which of the following force is responsible for the movement of the hammer?
gravitational force alone
electrostatic force alone
magnetic force alone
frictional force alone
Which one among the following is not a type of non-contact forces?
Muscular force
Magnetic force
Gravitational force
Electrostatic force
When a magnet is brought near another magnet, the second magnet moves toward the first. The second magnet moves because of -----i----- force between them which acts ----ii-----
i-Gravitational, ii-Directly
i-Gravitational, ii-Indirectly
i-Magnetic, ii-Directly
i-Magnetic, ii-Indirectly
Unit for force is
Kg
Metres
Seconds
Newton
Sandy drives west during a three-day road trip. On the first day, she travels 300 km and stops for the night. The next day, she drives for 6 hours and stops 900 km from New York City. Which correctly states the average velocity of the woman’s car on the second day?
600 km
100 km/hr
150 km west
100 km/hr west
