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Liono4ka [1.6K]
3 years ago
15

The planet Venus, our moon, and Halley's Comet all

Physics
2 answers:
olganol [36]3 years ago
3 0
D is your answer <span>have highly predictable orbits around the sun. </span>
lapo4ka [179]3 years ago
3 0

Answer: The correct answer is Option D.

Explanation:

Venus is the second planet of our solar system and is similar in size as compared to Earth. It's atmosphere is mainly composed of carbon dioxide with minor amounts of nitrogen. This planet have a fixed orbital time around the sun which is 225 days.

Moon is the natural satellite of Earth and is smaller than Earth. It is composed of mainly oxygen, silicon, magnesium, iron, calcium, and aluminum. The orbital period of moon around Sun is 29.5 days.

Halley's Comet is a comet which is very small as compared to Earth and is composed of  water, carbon monoxide, carbon dioxide and other ices. It appears in every 75-76 years.

Hence, all of the above have highly predictable orbits around the Sun. Therefore, the correct answer is Option D.

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How do objects and substances have kinetic energy??<br><br> I need help ASAP!!
9966 [12]

Objects and substances in motion have Kinetic Energy.

Explanation:

Kinetic Energy is the motion of objects, substances, molecules, atoms .

Whenever an object starts to move, it is in motion. Kinetic Energy is generated, when the object moves and its potential energy gets dropped with the movement. Kinetic Energy is found in every object that moves.

The Kinetic Energy of an object depends both on its mass and its speed. Kinetic Energy increases as mass and speed are increased.

Example:  By using the wind flow from wind turbines, the Kinetic energy in the wind can be transformed to generate electricity by using generators.

7 0
3 years ago
The figure in Figure 1 shows two single-slit diffraction patterns. The distance between the slit and the viewing screen is the s
V125BC [204]

Answer:

"The wavelengths are the same for both. The width of slit 1 is larger than the width of slit 2."

Explanation:

The full question has not been provided, so I just copied this into the web and found this answer and explanation on quizlet:

"The wavelengths are the same for both. The width of slit 1 is larger than the width of slit 2.

D sin θ = m λ

if the wavelengths are the same, then if the angle is smaller, the slit width must be larger. The top photo shows a pattern that is more closely spaced. That means the angle is smaller. The slit width must be larger."

This answer/explanation should be correct, as we are looking at bright fringes and the formula being used corresponds to the parameters of the question.

Hope this helps!

8 0
1 year ago
4. If a charged body is negatively charged, it has excess of _______
Amiraneli [1.4K]

Answer:

Electrons

Explanation:

Electrons are negatively charged sub-atomic particles, therefore when a body's negatively charged, it means that there's more electrons than protons.

4 0
2 years ago
What material is most commonly used to make a photovoltaic solar cell?
zaharov [31]

Solar cells can be classified into first, second and third generation cells. The first generation cells—also called conventional, traditional or wafer-based cells—are made of crystalline silicon, the commercially predominant PV technology, that includes materials such as polysilicon and monocrystalline silicon.

3 0
3 years ago
a player passes a basketball to another player who catches it at the same level from which it was thrown. the initial speed of t
Olegator [25]
A is this answer bc i dk so yea

4 0
3 years ago
Read 2 more answers
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