Physics Middle School

Which describes how light travels?
A. about 300,000 km/second
B. fast
C. in a straight line
D. all of the above

Answers

Answer 1

Answer:

the Answer Would be D

Explanation:

From what I know light travels 300,000 km/second , travels at fast speeds and travels in a straight line

Answer 2
D. All of the above

Related Questions

Flowering plants need pollinators. Pollination is important for what process?
a)photosynthesis
b)respiration
c)reproduction
d)tropisms



Warning: please say the correct answer.
Thank you for understanding

Answers

Reproduction ,if I’m not mistaking if I get u the wrong answer just report my comment
I’m pretty sure the answer is C

What type of energy conversion happens when you draw a picture on the floor?
a. Chemical to thermal to electrical. b. Thermal to mechanical to chemical.
c. Mechanical to chemical to thermal. d. Chemical to mechanical to thermal.

Answers

Answer:

B.

Explanation:

Ur welcome

When a picture is drawn on the floor, chemical energy is converted to mechanical energy and then to thermal energy.

What is thermal energy?

Thermal energy is defined as a type of energy which is contained inside a system and is responsible for temperature rise.Heat is a type of thermal energy.It is concerned with the first law of thermodynamics.

Thermal energy arises as a result of  friction and drag.It includes the internal energy or enthalpy of a body of matter and radiation.It is related to internal energy and heat .It arises when a substance has  molecules or atoms which are vibrating faster.

These vibrating molecules and atoms collide with each other and as a result of which heat is generated in a substance , more the collision of particles , higher is the thermal energy.

Learn more about thermal energy,here:

https://brainly.com/question/3022807

#SPJ2

Is the gravitational force between the two objects attractive, repelling, or both? Explain how you know.

Answers

Answer:

Explanation: Gravity is always pulling any object to the center of the earth and we know that because if it not for gravity/gravitational pull we would be floating out of orbit and would not be to touch the ground.

Consider a car moving at a constant velocity. Recall that, for any object to move at a constant velocity, the net force acting on the object must be ________.

A. Fnet = 0
B. Fnet > 0
C. Fnet < 0

Answers

For any object to move at a constant velocity, the net force acting on the object must be ZERO.

Niagara Falls is a good example of...

Energy being lost.

Energy being created.

Potential energy being converted into kinetic energy.

Kinetic energy being converted into potential energy.

Answers

I took the test it’s D

QUESTION: What is the relationship between the masses of the objects and the gravitational force between them? (Another way of asking: What happens to the gravitational force as the masses get larger?)



helpppp due at 9:30am... n no mfkn links -_-

Answers

Answer:

As the masses get larger the force gets larger

Explanation:

Same diagram... At which location would it be possible for a SOLAR ECLIPSE to happen? *

A
B
C
D
E
F

Answers

Answer:

A

Explanation:

The moon needs to be in front of the earth to cast a shadow

If the is the absense of light is the dark. thennnnnnnnnn since there is light particles. is there dark particles?if not then im dum

Answers

sis
I’m dum too
Have a good day
No light particles ma am
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