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
rjkz [21]
3 years ago
13

The surface temperature of a star can be estimated based on the star’s a. size. c. age. b. color. d. mass. Please select the bes

t answer from the choices provided
Physics
2 answers:
kow [346]3 years ago
7 0
The anwser is 
b. color
Citrus2011 [14]3 years ago
6 0

The answer is B. The color of the star can estimate the surface temperature of a star.

You might be interested in
A pulled tablecloth exerts a frictional force of 0.6 n on a plate with a mass of 0.4 kg. what is the acceleration of the plate?
Ludmilka [50]
The formula for acceleration is a = F/m; Where: F = force; m = mass
Given: F = .6n; m = .4kg; a = ?
a = F/m
  = .6/.4
  = 1.5

Therefore, the acceleration of the plate is 1.5 m/s^2
6 0
3 years ago
A train travels 90 kilometers in 2 hours, and then 66 kilometers in 2 hours. What is its average speed?
Inessa05 [86]
90+66=156
156/2=78

Reply:78kilometers in 2 hours.
3 0
3 years ago
The motion of a car on a position-time graph is represented with a horizontal line. What does this indicate about the car's moti
Ksenya-84 [330]

Answer: The answer is B

Explanation: It is staying in a steady speed position

5 0
3 years ago
Read 2 more answers
What led astronomers to believe in the existence of dark matter?
Tju [1.3M]
It’s either C or D. let me know but I would do C!
3 0
3 years ago
How much work is done by a 120N force applied to a box that moves 5m?
Vsevolod [243]

Answer:

600 Joules

Explanation:

Using the formula F*d*cosФ. Assuming the Ф is parallel to the motion. The work done is 600 Joules.

4 0
3 years ago
Other questions:
  • The image shows the electric field lines around two charged particles.
    11·2 answers
  • You are loading a refrigerator weighing 2267 N onto a truck, using a wheeled cart. The refrigerator is raised 1.09 m to the truc
    11·1 answer
  • What are similarities and differences of the 1st, 2nd, and 3rd class levers?
    9·1 answer
  • Your bedroom gets direct sunlight through a window during the hottest part of the day. You ask your mom to turn down the thermom
    5·1 answer
  • Can someone help with these
    9·2 answers
  • The particle, initially at rest, is acted upon only by the electric force and moves from point a to point b along the x axis, in
    14·1 answer
  • A striped billiard ball rolls and strikes a motionless solid billiard ball. The solid ball then begins to roll. Which best descr
    7·1 answer
  • 20 points plz help i dont really understand how to do this
    13·1 answer
  • a person's lung pressure as recorded by a mercury manometer is 90 mm Hg.Express this pressure in SI units​
    13·1 answer
  • The specification limits are 49 /- 3. Assume that the data is normally distributed! estimate process capability ratio’s (cp, cpk
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!