CBSE Class 9 c9newtonfirst — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 9 c9newtonfirst in the app →Per NCERT Class 9 Science, Newton's FIRST law of motion can be stated as which of the following?Per NCERT, what is INERTIA?Per NCERT, in the 17th century which scientist argued through THOUGHT EXPERIMENTS that an object moving on a hPer NCERT, in ANCIENT times (before Galileo), what did people INCORRECTLY believe about maintaining motion?Per NCERT, what does CONSTANT velocity mean — referenced in Newton's First Law?Per NCERT Example 6.2, a person exerts a forward force on a moving box EQUAL to the friction force opposing itPer NCERT, if no net force is acting on a moving object, what is its ACCELERATION?Per NCERT, in the 17th century, who named the unit of force after a Latinised version of his name?Per NCERT, when did Isaac Newton present his THREE LAWS of motion?Per NCERT, if an object is moving with constant velocity, what does Newton's First Law tell us about the NET fPer NCERT Pause and Ponder (§6.4), which of the following situations is POSSIBLE for an object with NO net forPer NCERT, why does a moving object on a real horizontal surface EVENTUALLY come to rest — even though Newton'