Tiwari Academy Discussion

Aahva Singh

Asked: October 27, 2020In: Class 9

Explain how animals in Vertebrata are classified into further subgroups.

NCERT Solutions for Class 9 Science Chapter 7 Diversity in Living Organisms NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-97 Questions No-6

Adah Tripathi

Asked: October 27, 2020In: Class 9

An object has moved through a distance. Can it have zero displacement? If yes, support your answer with an example.

NCERT Solutions for Class 9 Science Chapter 8 Motion NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-100 Questions No-1

Adah Tripathi

Asked: October 27, 2020In: Class 9

A farmer moves along the boundary of a square field of side 10 m in 40 s. What will be the magnitude of displacement of the farmer at the end of 2 minutes 20 seconds?

NCERT Solutions for Class 9 Science Chapter 8 Motion NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-100 Questions No-2

Adah Tripathi

Asked: October 27, 2020In: Class 9

Which of the following is true for displacement?

NCERT Solutions for Class 9 Science Chapter 8 Motion NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-100 Questions No-3 Which of the following is true for displacement? (a) It cannot be zero. (b) Its magnitude is greater ...

Adah Tripathi

Asked: October 27, 2020In: Class 9

Distinguish between speed and velocity.

NCERT Solutions for Class 9 Science Chapter 8 Motion NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-102 Questions No-1

Adah Tripathi

Asked: October 27, 2020In: Class 9

Under what condition(s) is the magnitude of average velocity of an object equal to its average speed?

NCERT Solutions for Class 9 Science Chapter 8 Motion NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-102 Questions No-2

Adah Tripathi

Asked: October 27, 2020In: Class 9

What does the odometer of an automobile measure?

NCERT Solutions for Class 9 Science Chapter 8 Motion NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-102 Questions No-3

Adah Tripathi

Asked: October 27, 2020In: Class 9

What does the path of an object look like when it is in uniform motion?

NCERT Solutions for Class 9 Science Chapter 8 Motion NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-102 Questions No-4

Adah Tripathi

Asked: October 27, 2020In: Class 9

During an experiment, a signal from a spaceship reached the ground station in five minutes. What was the distance of the spaceship from the ground station? The signal travels at the speed of light, that is, 3 x 10⁸ m/s.

NCERT Solutions for Class 9 Science Chapter 8 Motion NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-102 Questions No-5

Adah Tripathi

Asked: October 27, 2020In: Class 9

When will you say a body is in (i) uniform acceleration? (ii) non-uniform acceleration?

NCERT Solutions for Class 9 Science Chapter 8 Motion NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-103 Questions No-1

Explain how animals in Vertebrata are classified into further subgroups.

An object has moved through a distance. Can it have zero displacement? If yes, support your answer with an example.

A farmer moves along the boundary of a square field of side 10 m in 40 s. What will be the magnitude of displacement of the farmer at the end of 2 minutes 20 seconds?

Which of the following is true for displacement?

Distinguish between speed and velocity.

Under what condition(s) is the magnitude of average velocity of an object equal to its average speed?

What does the odometer of an automobile measure?

What does the path of an object look like when it is in uniform motion?

During an experiment, a signal from a spaceship reached the ground station in five minutes. What was the distance of the spaceship from the ground station? The signal travels at the speed of light, that is, 3 x 10⁸ m/s.

When will you say a body is in (i) uniform acceleration? (ii) non-uniform acceleration?

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