Forces & Motion

Quiz
•
Science
•
6th - 8th Grade
•
Hard
+2
Standards-aligned
Randi Durham
Used 119+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
An airplane that moves 50 meters in one second has a speed of ______________________.
5 m/s
50 m/s
1,800 m/s
5,000 m/s
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A car traveling at 25 m/s speeds up to 40 m/s over a period of 15 seconds, the average acceleration of the car is ______________________________.
1 m/s2
15 m/s2
15 km/s2
cannot be calculated from the information given
Tags
NGSS.HS-PS2-1
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A rider finishes a 120-km bicycle trip in 3 hours. The average speed of the rider is __________________.
360 km/h
3.6 km/h
40 km/h
4 km/h
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
An airplane flies 80 km in 10 minutes and then flies 100 km in 20 minutes. The average speed of the airplane is ___________________________.
60 km/min
6 km/min
8 km/min
None of the above
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It can be important to know the velocity of an object, not just its speed, because __________.
velocity also tells accerleration
speed is always an average
velocity also tells direction
speed is only useful for fast-moving objects
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Friction acts in a direction _______________________ to the direction of an object’s motion.
unrelated
opposite
equal
perpendicular
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unless an object at rest is acted upon by a force, it stays at rest due to its _______________.
matter
inertia
friction
gravity
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