Which of these is an accurate statement of Newton's first law?
a. An object at rest tends to remain at rest.
b. An object in motion tends to remain in motion.
c. An object with no force acting along its direction of motion tends to move in a circle at constant speed.
d. In the absence of an unbalanced force, the velocity of an object remains constant.
e. In the absence of an unbalanced force, the speed of an object remains constant.
Question 2
Which statement is true about Newton's first law of motion?
a. It was completely invented by Newton.
b. It was an addition to and improvement of Galileo's observations.
c. It was just a better way to state what Galileo had learned a long time before.
d. It restated the ideas of Aristotle.
e. Newton, according to legend, formulated it upon seeing an apple fall to the ground.
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