PHYS 1410- EXAM 1 QUESTIONS AND
ANSWERS 100% VERIFIED
Water freezes at 0 degrees on which scale? - ANSWER Celsius
Which of this is an example of international system (SI) of units? - ANSWER Kilogram, meter,
second
What is the value of sin(90)? - ANSWER 1.0
The current temperature of Denton is +34 degrees Celsius, at the same time the temperature
of some places in South America is around -3 degrees. Do plus or minus signs that signify
positive and negative temperatures impost that is a vector quantity? - ANSWER No
Is it possible for two quantities to have the same dimensions but different units? - ANSWER
Yes
What is the value of tan(90) - ANSWER Infinity
Which one or the following is the smallest length? - ANSWER 10^7 nanometers
Alex is at position x=13 m. He then undergoes a displacement dx =-60 m. What is his final
, position? - ANSWER -4.7m
The slope at a point on a position versus time graph of an object is? - ANSWER The objects
velocity at that point
Kinematics is the portion of mechanics that describes motion without any reference to which
of the following concepts? - ANSWER Forces
Displacement is defined as - ANSWER A vector indicating the distance and direction from one
point to another
A person travels in a car along I-35 towards Oklahoma City from Denton a total distance of
70.0 km in 60.0 minutes. Which one of the following statements concerning this situation is
necessarily true? - ANSWER The average velocity of the car is 70.0 km/hr, due North
The speedometer on a car's dashboard measures which of the following quantities? -
ANSWER Instantaneous velocity
For an object moving at constant velocity, the distance traveled - ANSWER Is the same for
each second that the object moves
Which one of the following situations does the object have no acceleration? - ANSWER An
elevator in a tall skyscraper moves upward at a constant speed of 9.8 m/s
ANSWERS 100% VERIFIED
Water freezes at 0 degrees on which scale? - ANSWER Celsius
Which of this is an example of international system (SI) of units? - ANSWER Kilogram, meter,
second
What is the value of sin(90)? - ANSWER 1.0
The current temperature of Denton is +34 degrees Celsius, at the same time the temperature
of some places in South America is around -3 degrees. Do plus or minus signs that signify
positive and negative temperatures impost that is a vector quantity? - ANSWER No
Is it possible for two quantities to have the same dimensions but different units? - ANSWER
Yes
What is the value of tan(90) - ANSWER Infinity
Which one or the following is the smallest length? - ANSWER 10^7 nanometers
Alex is at position x=13 m. He then undergoes a displacement dx =-60 m. What is his final
, position? - ANSWER -4.7m
The slope at a point on a position versus time graph of an object is? - ANSWER The objects
velocity at that point
Kinematics is the portion of mechanics that describes motion without any reference to which
of the following concepts? - ANSWER Forces
Displacement is defined as - ANSWER A vector indicating the distance and direction from one
point to another
A person travels in a car along I-35 towards Oklahoma City from Denton a total distance of
70.0 km in 60.0 minutes. Which one of the following statements concerning this situation is
necessarily true? - ANSWER The average velocity of the car is 70.0 km/hr, due North
The speedometer on a car's dashboard measures which of the following quantities? -
ANSWER Instantaneous velocity
For an object moving at constant velocity, the distance traveled - ANSWER Is the same for
each second that the object moves
Which one of the following situations does the object have no acceleration? - ANSWER An
elevator in a tall skyscraper moves upward at a constant speed of 9.8 m/s
