science
Grade-7
Easy
Question
The picture of a park in the morning is shown below. Observe it and choose the object which performs rotational motion from the options that follow
- The birds
- The man
- The bicycle wheels
- The child
Hint:
The bicycle wheels perform rotational motion.
The correct answer is: The bicycle wheels
- Rotational motion is the motion of an object along a fixed axis in circular manner.
- The wheel of bicycle exhibits translation motion and rotation motion which is termed as rolling motion. In the given picture bicycle wheels are performing rotational motion.
Related Questions to study
science
The picture of a park in the morning is shown below. Observe it and choose the object that is at rest w.r.t. the earth from the options that follow.
The picture of a park in the morning is shown below. Observe it and choose the object that is at rest w.r.t. the earth from the options that follow.
scienceGrade-7
science
The velocity of a body changes when it’s ____.
The velocity of a body changes when it’s ____.
scienceGrade-7
science
The motion performed by a butterfly is an example of ______.
The motion performed by a butterfly is an example of ______.
scienceGrade-7
science
The spinning motion of a body about a fixed axis is called _____.
The spinning motion of a body about a fixed axis is called _____.
scienceGrade-7
science
What is the motion in a straight line called?
What is the motion in a straight line called?
scienceGrade-7
science
For which of the following do we need to specify the position of an object?
For which of the following do we need to specify the position of an object?
scienceGrade-7
science
The movement of a body along the circumference of a circle is called _____.
The movement of a body along the circumference of a circle is called _____.
scienceGrade-7
science
Distance ___ be 0 but/and displacement ___ be 0.
Distance ___ be 0 but/and displacement ___ be 0.
scienceGrade-7
science
In which of the following situations do we need to calculate the average speed of an object?
In which of the following situations do we need to calculate the average speed of an object?
scienceGrade-7
science
Distance _____ displacement.
Distance _____ displacement.
scienceGrade-7
science
1 km/h = ___ m/s
1 km/h = ___ m/s
scienceGrade-7
science
The rate of change of distance is called ____?
The rate of change of distance is called ____?
scienceGrade-7
science
What is the SI unit of displacement?
What is the SI unit of displacement?
scienceGrade-7
science
Displacement is the ____ distance between two points.
Displacement is the ____ distance between two points.
scienceGrade-7
science
An object is said to be in motion if it's _____ changes with ____.
The object is said to be in motion when it changes its position with respect to time.
For example: A tiger chasing after its prey is an object and the chasing is motion with respect to time of surrounding that the time we say the tiger is chasing.
An object is said to be in motion if it's _____ changes with ____.
scienceGrade-7
The object is said to be in motion when it changes its position with respect to time.
For example: A tiger chasing after its prey is an object and the chasing is motion with respect to time of surrounding that the time we say the tiger is chasing.
