1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
VARVARA [1.3K]
2 years ago
7

Find the average speed of a car that travels 45km in 2hours 15minutes​

Physics
1 answer:
Helga [31]2 years ago
3 0

Answer:

20 km/h

Explanation:

45 km ÷ 2.25 hours (15 mins is 0.25 hours)

= 20

20 km/h

You might be interested in
Complete the steps for converting 3.6 gallons per minute to milliliters per second. (1 gallon = 3.79 liters and 1 liter = 1,000
AlekseyPX

Given that,

Capacity = 3.6 gallons per minutes

Convert it into milliliters per seconds

Since, 1 gallon = 3.79 liters

1 liters = 1000 milliliters

Capacity= (3.6*3.79*1000)/(60)

Capacity = 227.4 milliliters per second.

6 0
3 years ago
When an apple falls towards the earth,the earth moves up to meet the apple. Is this true?If yes, why is the earth's motion not n
Anarel [89]

Answer:

True, because unlike the apple we don't have a large as$ refrence point (the earth is too big to notice being pushed)

Explanation:

6 0
3 years ago
Read 2 more answers
As a gaseous element condenses, the atoms become ________ and they have ________ attraction for one another.
romanna [79]

Answer:

blank 1: close together

blank 2: more

3 0
1 year ago
How does cycling if matter occur in earths mantle
Nikitich [7]
Hot, soft rock rise from the bottom of the mantle towards the top, cools, and sinks back through the mantle.
3 0
3 years ago
What are three key aerodynamics principles?
mafiozo [28]

Answer:

A

Explanation:

There are three basic forces in aerodynamics: acceleration, which moves an airplane forward; drag, which holds it back; and height, which keeps it airborne. Lift is generally explained by three theories: Bernoulli's principle, the Coanda effect, and Newton's third law of motion.

8 0
3 years ago
Other questions:
  • Thermal convection applies mainly to _________.
    7·2 answers
  • Electromagnetic waves with low frequencies have been used for long-distance underwater communication. These waves most likely be
    9·1 answer
  • CAN SOMEONE PLEASE HELP ME ASAP PLEASE !!!!!​
    15·1 answer
  • Consider a thin rod of mass 3.2 kg, length 1.2 m and uniform density. The rod is pivoted at one end on a frictionless horizontal
    8·1 answer
  • Help mee (:
    8·1 answer
  • List out the fundamental and derived units​
    8·1 answer
  • Which would show an example of how physical changes are reversible?
    15·2 answers
  • Would someone just answer this now?
    9·1 answer
  • 1.14 Which of the following is an example of a force without touching? A A boy pushing a trolley. B The mass of a car. C с A mag
    13·1 answer
  • 2. A train is traveling at 75 km/hour. How far can it travel in 20 hours?
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!