Which of the following is true about contact forces?Question 1 options:

Contact forces only work by pushing.

Contact forces only work by pulling.

Contact forces require the physical contact between objects.

Contact forces work between two objects that do not touch.

Answers

Answer 1

Answer:

In physics, a contact force is a force that acts at the point of contact between two objects, in contrast to body forces. Contact forces are described by Newton's laws of motion, as with all other forces in dynamics. Contact force is the force in which an object comes in contact with another object.

Hope this helps!

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In which type of model are the sun, other stars, and the moon in orbit around the earth

Answers

Answer:

geocentric model

Explanation:

If an atom in neutral and has 8 protons how many electrons would it have

Answers

it would have 8 because the positive charge of each proton and negative charge of each election completely cancel each other out. I hope that helps.

It will have 8 electrons. A neutral atom always has equal number of electrons and protons.

What is the only effective way invertebrates fight off disease?

Answers

Excretion is the only effective way invertebrates fight disease. Because they don't have an immune system working daily, invertebrates only have the capacity to excrete and cleanse their body of harmful materials.

A scientist finds a new life form and determines that it is single-celled. Which of the 6 kingdoms could it belong to?a. Eubacteria, Archaebacteria, protista, and fungi
b. eubacteria, archaebacteria, and plantae
c. eubateria, arcaebacteria, and fungi
d. protista and fungi

(PLEASE HELP)

Answers

I know that Eubacteria and Archaebacteria can both be single celled, as well as protista. that is all I can say because from what I know all the other things listed are unicellular.

Answer:

b. eubacteria, archaebacteria, and plantae

Explanation:

Hope this helps

Water that is heated by the sun turns into water vapor. Look at the hydrologic cycle diagram.Which number represents this process on the diagram?

A.
1

B.
2

C.
3

D.
4

Answers

Answer:

Therefore,A) number 1 represent the process evaporation.

Explanation:

The Sun's heat provides energy to evaporate water from the Earth's surface (oceans, lakes, etc.) is called evaporation.

The answer is A. 1
......

Horizontal lines give the impression of

Answers

Horizontal lines give the impression of stability.

That is due to their relation to the horizon and the floor that we stand on. while you integrate that with a fabricregarded for its power, you can produce a photograph that absolutely sticks out for its stability, which includes the image underneath.

What do horizontal lines constitute?

Horizontal lines indicate a sense of motionless rest and peace. Vertical traces are visible as tall and represent grandeur. Horizontal and vertical traces used collectively in a square or square form conveyshape and constitute stability.

Learn more about stability here brainly.com/question/1348241

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Answer:

the x axis

Explanation:

horizontal is x and vertical is y

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