science

अब Quizwiz के साथ अपने होमवर्क और परीक्षाओं को एस करें!

it takes me 0.30 hours to get to school my route is 20 km long. what is my average speed to drive to school?

1.5 kmph

i travel 50 miles at 20 mph. how long did it take me?

2.5 hours

you arrive to class 30 seconds after leaving art which is 80 meters away. how fast did you travel?

2.66 meters

camren drives at a constant speed in 4 hours he travels at 84 miles. how fast can he travel?

21 mph

you move 70 meters in 15 seconds, what is your speed?

4.66 meters

how long will it take a bug to travel 10 meters away traveling at 2 m/s?

5 meters

a car traveled 200 miles south for 4 hours. what is the average velocity?

50 mph south

john walks at 3 mph for 3 hours. how far does he walk?

9 miles

how fast will you need to run to the store traveling at 13 m/s and you have 70 seconds till it closes?

910 meters

what is position?

A place or an object is the location of that place or object

A person exerts a net force on their shopping cart of 40 n. The total mass of the cart and contents it 50 kg. Calculate its acceleration.

acceleration= net force/mass a= 40/50 = 0.8 m/s

I walk at 5 mph for 2 hours. How far do i walk?

distance= speed x time 5x2=10 miles

what is displacement?

it is change in position of the object

if the mass is larger would the acceleration be larger or smaller?

larger

what is motion?

motion is the change in position over time

what is the definition of speed?

speed is measured in meters per second

is a train travels 500 miles in 30 seconds how fast is it going ?

speed= distance/time s= 500 m/ 30 seconds = 16.66 meters

when acceleration is at a right angle to the motion what changes?

the direction of motion changes

what is the formula for distance?

the formula for distance is distance= speed x time

what is the formula for time?

the formula for time is time= distance/speed

what is the formula for speed?

the formula is speed= distance/time

What is a reference point?

the location to which you compare other locations too.

when acceleration is in the opposite direction what happenes

the object slows down

when acceleration is in the same direction as the object moving what increases?

the speed of an object increases

what is velocity?

velocity is speed in a given direction


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