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
daser333 [38]
3 years ago
12

A runner completes a 400-meter race in 2.5 mins. What is the runner's average speed?

Chemistry
1 answer:
NNADVOKAT [17]3 years ago
8 0
The average speed is 160 meters a minute.
You might be interested in
A 30-g car rolls from a hill 12 cm high and is traveling at 154 cm/s as it travels along a 275 cm horizontal track. What is the
Olegator [25]

Answer:

Explanation:

By definition, the momentum is given by:

p=m*v

Where,

m: car mass

v: speed of the car

Substituting the values in the given definition we have:

p=3*154

Answer:

the momentum of the car is:

4620g * cm/s

8 0
3 years ago
How many kJ are 3,340J?
forsale [732]
The answer I believe is 3.340kj.
8 0
3 years ago
Which of the following is NOT a type of pseudoscience?
s344n2d4d5 [400]
The answer is C. SETI
7 0
3 years ago
Minerals can be easily identified by their?
kotegsom [21]
Im pretty sure it would be d.
7 0
2 years ago
Read 2 more answers
What is a wet celled battery composed of? Give an example of a wet celled battery.
svet-max [94.6K]

Answer:

A wet-cell battery is the original type of rechargeable battery.

An example of a wet cell battery is a lead-acid battery.

Explanation:

3 0
2 years ago
Read 2 more answers
Other questions:
  • The balanced equation for the reaction of aqueous Pb(ClO3)2 with aqueous NaI is Pb(ClO3)2(aq)+2NaI(aq)⟶PbI2(s)+2NaClO3(aq) What
    15·1 answer
  • Why will a toy train remain still if you push on the engine with
    6·1 answer
  • An ideal gas has a density of 1.10×10−6 g/cm3 at 1.00×10−3 atm and 80.0 ∘c. identify the gas.
    7·1 answer
  • Complete the following sentences:
    7·1 answer
  • A student noticed a yellow, solid, substance was formed when mixing two clear liquids during a lab. What term describes this yel
    7·1 answer
  • A balloon with a volume of 0.5L at 293K is cooled to 20K. What is the balloon's new<br> volume?
    7·1 answer
  • Consider a disubstituted aromatic compound. The parent name is benzene and there is a chloro and bromo substituent. Disubstitute
    6·1 answer
  • Examine the diagram of the cell cycle. Which label identifies the stage in which the DNA is copied and the cell grows? W X Y Z
    9·2 answers
  • Help
    10·2 answers
  • Ground-state ionization energies of some one-electron species are
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!