Podcast
Questions and Answers
Who claimed that heavy and light objects drop in the same way?
Who claimed that heavy and light objects drop in the same way?
- Ptolemy
- Copernicus
- Aristotle (correct)
- Galileo
What is the free fall acceleration on earth?
What is the free fall acceleration on earth?
- 32.2 m/s2
- 0 m/s2
- 1.62 m/s2
- 9.81 m/s2 (correct)
How does friction affect speed?
How does friction affect speed?
- more friction increases speed
- less friction decreases speed
- less friction doesn't affect speed
- more friction decreases speed (correct)
Which of the following is an example of natural motion according to Aristotle?
Which of the following is an example of natural motion according to Aristotle?
Who was the first astronomer to suggest that the Earth rotates on its axis?
Who was the first astronomer to suggest that the Earth rotates on its axis?
Which form of motion always follows a curved path?
Which form of motion always follows a curved path?
What is the nature of the motion of an object moving with a constant velocity?
What is the nature of the motion of an object moving with a constant velocity?
What is the rate of change in acceleration?
What is the rate of change in acceleration?
What happens to the velocity of a ball as it is dropped off a cliff?
What happens to the velocity of a ball as it is dropped off a cliff?
What is the velocity of a ball with a weight of 20 N just as it reaches the top of its path when thrown vertically upward?
What is the velocity of a ball with a weight of 20 N just as it reaches the top of its path when thrown vertically upward?
Which law explains the phenomenon when a magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them?
Which law explains the phenomenon when a magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them?
Which phenomenon was known only with the aid of a telescope?
Which phenomenon was known only with the aid of a telescope?
Which view about the nature of light did Isaac Newton support?
Which view about the nature of light did Isaac Newton support?
What do you call the bouncing of light as it strikes a surface?
What do you call the bouncing of light as it strikes a surface?
Which of the following situations will cause light to bend?
Which of the following situations will cause light to bend?
Why does a black object appear black?
Why does a black object appear black?
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