Sir Eman's Online Physics Quiz No. 03
Topic: Describing Linear and Non-Linear MotionTime Limit: 30 minutesReminders:+ Provide the Necessary Information. Type your WHOLE NAME. No nicknames please. + The quiz is TIMED. You can only answer the quiz within the set amount of time given to you. + You might need scratch paper for some problems. (yes may SOLVING po)+ Open books and notebooks. Yes calculators. Yes internet (kung andun ba ang sagot eh)+ Have your calculators ready beside you. You might be computing something =]+ IP Detection is enabled. Therefore: I can track your individual IP addresses, I can determine the TIME you took the quiz, I know how long it took you to answer the quiz, etc. + You are only allowed to take the quiz ONCE. PS: + If i ever detected CHEATING (e. G.
- 1.The average speed of a horse that gallops a distance of 10 kilometers in a time of 30 minutes is ______.express answers in kph. example: 90 kph
- 2.As an object freely falls, its
- A.
Velocity increases
- B.
Acceleration increases
- C.
Both of these
- D.
None of these
- 3.If an object falls with constant acceleration, the velocity of the object must
- A.
Be constant also.
- B.
Continually change by the same amount each second.
- C.
Continually change by varying amounts depending on its speed.
- D.
Continually decrease.
- E.
None of these
- 4.Drop a rock from a 5-m height and it accelerates at 10 m/s2 and strikes the ground 1 second later. Drop the same rock from a height of 10 m and its acceleration of fall is
- A.
About half
- B.
About double
- C.
The same
- D.
More than double
- 5.At one instant an object in freefall is moving downward at 50 m/s. One second later its speed is about
- A.
25 m/s
- B.
50 m/s
- C.
55 m/s
- D.
60 m/s
- E.
100 m/s
- 6.At one instant an object in freefall is moving upward at 50 m/s. One second later its speed is about
- A.
100 m/s
- B.
60 m/s
- C.
55 m/s
- D.
50 m/s
- E.
40 m/s
- 7.While a car travels aroud a circular track at constant speed its
- A.
Acceleration is zero
- B.
Velocity is zero
- C.
Both of these
- D.
None of these
- 8.An apple falls from a tree and hits the ground 5 meters below. It hits the ground with a speed of about
- A.
5 m/s
- B.
10 m/s
- C.
15 m/s
- D.
20 m/s
- E.
Not enough information was given to estimate
- 9.Motion that is under the influence of gravity alone.
- 10.When a rock thrown straight upwards gets to the exact top of its path, its
- A.
Velocity is zero and its acceleration is zero.
- B.
Velocity is zero and its acceleration is about 10 m/s^2
- C.
Velocity is about 10 m/s and its acceleration is zero.
- D.
Velocity is about 10 m/s and its acceleration is about 10 m/s^2
- 11.If a projectile is fired straight up at a speed of 30 m/s, the total time to return to its starting position is about
- A.
3 seconds
- B.
4 seconds
- C.
5 seconds
- D.
6 seconds
- 12.Uniformly accelerated motion that is a combination of horizontal and vertical motion that is independent of one another.
- 13.It is the path followed by a projectile thrown at an angle.
- 14.A bullet is dropped from the top of the Empire State Building while another is fired downward from the same location. Neglecting air resistance, the acceleration
- A.
Of the fired bullet is greater
- B.
Of the dropped bullet is greater
- C.
Each bullet is 9.8 m/s^2
- D.
Malay ko ba? anung klaseng tanong ito?
- 15.
![Which two graphs best represent the motion of an object falling freely from rest near the Earth's surface? - ProProfs]( "Which two graphs best represent the motion of an object falling freely from rest near the Earth's surface?")
Which two graphs best represent the motion of an object falling freely from rest near the Earth's surface?- A.
Set 1
- B.
Set 2
- C.
Set 3
- D.
Set 4
- 16.
![Which graph best represents the motion of a block accelerating uniformly down an inclined plane? - ProProfs]( "Which graph best represents the motion of a block accelerating uniformly down an inclined plane?")
Which graph best represents the motion of a block accelerating uniformly down an inclined plane?- A.
(1)
- B.
(2)
- C.
(3)
- D.
(4)
Questions: 19 | Attempts: 10201 | Last updated: Oct 29, 2020
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