PHYS203 Finals-Questions 2025/2026 with 100%
Correct Solutions
Which of the following is no longer considered valid?
The Ptolemaic system
According to Aristotle, wood floats because..
Trees grow up in air so wood has air in it
A year is the time needed for...
The sun to drift completely around the sky.
Newton's laws were revolutionary because they described the ______ objects move.
Why
The object in the sky that apparently moves least in the course of time is...
Polaris
Which is not acceleration?
A car is on cruise control
A planet not visible to the naked eye is...
Neptune
Gravity is most easily associated with...
Mass
A snail travels 45 cm in 20 min. Its average speed is...
, 135cm/hr
When first proposed, a scientific idea is usually called a...
Hypothesis
When an object is accelerated..
A net force acts on it.
A stone is thrown upward from a roof at the same time as another, identical stone, is
dropped from the roof. The two stones..
Reach the ground at the same time.
Which one of the following represents a vector quantity?
55 km/hr toward the north.
The weight of an object is..
Greater at the poles than at the equator.
Which of Newton's laws is represented by the statement "an object in motion stays in
motion unless acted upon by an external force?"
1st
Relative to what she weighs on earth, an astronaut visiting another planet..
Depends on the planet.
The US monetary system was set up on the..
Metric system
Correct Solutions
Which of the following is no longer considered valid?
The Ptolemaic system
According to Aristotle, wood floats because..
Trees grow up in air so wood has air in it
A year is the time needed for...
The sun to drift completely around the sky.
Newton's laws were revolutionary because they described the ______ objects move.
Why
The object in the sky that apparently moves least in the course of time is...
Polaris
Which is not acceleration?
A car is on cruise control
A planet not visible to the naked eye is...
Neptune
Gravity is most easily associated with...
Mass
A snail travels 45 cm in 20 min. Its average speed is...
, 135cm/hr
When first proposed, a scientific idea is usually called a...
Hypothesis
When an object is accelerated..
A net force acts on it.
A stone is thrown upward from a roof at the same time as another, identical stone, is
dropped from the roof. The two stones..
Reach the ground at the same time.
Which one of the following represents a vector quantity?
55 km/hr toward the north.
The weight of an object is..
Greater at the poles than at the equator.
Which of Newton's laws is represented by the statement "an object in motion stays in
motion unless acted upon by an external force?"
1st
Relative to what she weighs on earth, an astronaut visiting another planet..
Depends on the planet.
The US monetary system was set up on the..
Metric system
