Physics Middle School

This question is about the Earth's atmosphere and light/sound waves.

Answers

Answer 1

it’s c , most likely

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Easy Plz Help
Physics

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Answer:

is it conduction because in that case it would be

Explanation:

the process by which heat or electricity is directly transmitted through a substance when there is a difference of temperature or of electrical potential between adjoining regions, without movement of the material.

ILL MARK BRAINLEIST
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Drag each label to the correct location on the image.

Jessica is visiting a park with her mother. Jessica sits on a swing. Her mother pulls the swing to a height of 3 meters above the ground and lets it go. The image shows Jessica at three positions on the swing. Jessica‘s mass is 44 kilograms and the maximum velocity of the swing is 5 meters/second. What’s the energy she has at each position shown? Ignore friction and air resistance.

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Answer:

we can't but the 1rst one on right 2nd one on left 3rd one on middle

Explanation:

Hope that helps :D brainliest PLEASE!

What are somethings about the Heliocentric model?

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Answer:

Heliocentrism, a cosmological model in which the Sun is assumed to lie at or near a central point (e.g., of the solar system or of the universe) while the Earth and other bodies revolve around it.

Explanation:

What happens when warm air rises? (5 points) (will give brain)

a
Global temperature decreases.

b
The movement creates a difference in air pressure.

c
Cool air rises with it.

d
It moves towards the poles.

Answers

Answer:

movement creates a difference in air pressure.

as warm air rises up it creates a vaccum so due to that the pressure in that region decreases.

Answer:

B. The movement creates a difference in air pressure.

Explanation:

A student made the table shown to list some contact and non-contact forces.

Examples of Forces
Contact Forces Non-Contact Forces
The force exerted by a stretched spring The force applied by Earth and sun on each other
The electrical force exerted by a positive charge on a negative charge Magnetic attraction between two magnets

Which statement best explains why the table is incorrect?
Spring force is a force acting at a distance.
Electrical force is not a contact force.
Gravitational force can act between planets and sun only when they are in contact.
Magnetic attraction is a contact force

Answers

Speed force acting at a distance

Based on the pattern of the P and S waves, what type of material is this planet made of?

(Tried to pick a subject but I could not find Science.)

Answers

Answer:

solid 6.

Explanation:

Observe the path taken by P and S waves in the model planet.

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