Write one word for the following
Answers
Answer:
What is the disadvantages of sundial?
ANS: 1.A sundial doesn't work in night
2.A sundial doesn't work when the sun is hidden by clouds,buildings etc...
What is uniform motion?
ANS: 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 distance in equal interval of time,irrespective of the duration of the time.
What is an odometer?
ANS: An instrument for measuring the distance travelled by a wheeled vehicle.
Define speed?
ANS: Speed can be thought of as the rate at which an object covers distance.
What can you interpret from a distance-time graph?
ANS: If an object moves along a straight line,the distance travelled can be represented by a distance time graph.In a distance time graph the gradient of the line is equal to the speed of the object.The greater the gradient the faster the object is moving.