Unit of speed is__________

The correct relation among the following is 

Gita rides with her father’s bike to her uncle’s house which is 40 km away from her home. She takes 40 minutes to reach there.
Statement 1: She travels at a speed of 1 km/minute.
Statement 2: She travels at a speed of 1 km/hour.

A bike moving on a straight road is an example for_________motion.

Gravitational force is a _________ force.

When an object covers equal distances in equal interval of time, it is said to be in __________motion.

Vibratory motion and rotatory motion are periodic motions

Robots will replace human in future

The force which acts on an object without physical contact._______

A machine capable of carrying out a complex series of actions automatically.______

Complete the web chart.

Define force.

If you are sitting in a moving car, will you be at rest or motion with respect your friend sitting next to you?

Differentiate between rotational and curvilinear motion.

Kicking a ball : Contact force :: Falling of leaf : _____?

Distance : metre :: Speed : _______?

A vehicle covers a distance of 400km in 5 hour. Calculate its speed.

What is motion? Classify different types of motion with examples.