Can somebody plz answer this correct quickly!!!! :D

(WILL MARK BRAINLIEST)
(Use google idc)

Can Somebody Plz Answer This Correct Quickly!!!! :D(WILL MARK BRAINLIEST) (Use Google Idc)

Answers

Answer 1

Answer:

I think the answer is, Both humans and whale embryos have a tail and a backbone (I'm not sure).

Explanation:

This is because, both human and whale embryos have a tail and a backbone.

Hope this helps! :D


Related Questions

I need help lease. I will mark you brainliest

Answers

Answer: 43.5

and now I'm typing cause it said the answer had to be at least 20 characters

A place with a tropical climate would most likely be located (1 point)
a. near the equator
b. at high altitudes
c. near the poles
d. in the middle of a continent

Answers

Answer:

near the equator

Explanation:

the equator is at the center of both hemispheres, and gets the most direct sunlight year round. Therefore, it would be the most tropical.

what is the difference between a parallel connection and series connection

Answers

Answer:

here lol

Explanation:

Answer:

when the connection of the batteries is parallel negative to negative n positive to positive is called parallel connection

Explanation:

Erica tells Michael she is 160 centimeters tall, while Michael says he is 70 inches tall. If there are 2.54 centimeters in an inch, whos taller?

Answers

Answer:

Michael

Explanation:

160cm = 62.9921 inches

70in > 63in

Light travels slower in oil than in air. If a light wave moves through the oil at a speed of 2 x 108 m/s and the wavelength of this light wave is 2 x 10-3 m, what is the frequency of this wave?

1 x 105 Hz
4 x 10-24 Hz
4 x 105 Hz
1 x 1011 Hz

Answers

The frequency of this wave will be 1 × 10¹¹ Hz. Option d is correct. Frequency is the inverse of the time period.

What is the frequency?

Frequency is defined as the number of repetitions of a wave occurring waves in 1 second.

The given data in the problem is;

v is the speed of light =  2 x 10⁸ m/s

[tex]\lambda[/tex] is the wavelength = 2 x 10⁻³ m,

f is the frequency of the wave is to be found;

Frequency is given by the formula as,

[tex]\rm v = \lambda \times f \\\\\ \rm f = \frac{v}{\lambda} \\\\ \rm f = \frac{2 \times 10^8}{2 \times 10^-3} \\\\ \rm f = 1 \times 10^{11} \ Hz[/tex]

Hence the frequency of this wave will be 1 × 10¹¹ Hz. Option d is correct.

To learn more about the frequency reference  the link;

https://brainly.com/question/14926605

Where does the energy in the explosion of a firecracker come from?

Answers

Answer:

The firecracker has chemical potential energy that is released when it is ignited.

Explanation:

An object with a mass of 2000 g accelerates 8.3 m/s2 when an unknown force is applied to it. What is the amount of the force?

Answers

Answer:

16.6 kg.m/sec^2

Explanation:

force law is mass times acceleration

What is the speed of a snail moving at a rate of 3 inches per minute in [m/s]? Recall that 1 [m] = 39 [in]. Round to the nearest ten thousandth (4 places after the decimal).

Answers

Answer:

0.0013 m/s

Explanation:

Speed in inches per minute = 3 inches per minute

Speed in m/s =?

Next, we shall convert 3 inches per minute (3 in/min) to metre per minute.(m/min)

39 in/min = 1 m/min

Therefore,

3 in/min = 3 in/min × 1 m/min / 39 in/min

3 in/min = 1/13 m/min

Finally, we shall convert 1/13 m/min to m/s. This can be obtained as follow:

1 m/min = 1/60 m/s

Therefore,

1/13 m/min = 1/13 m/min × 1/60 m/s / 1 m/min

1/13 m/min = 1/780 m/s

1/13 m/min = 0.0013 m/s

Thus, 3 in/min is equivalent to 0.0013 m/s.

Therefore the speed of the snail in m/s is 0.0013 m/s

PLZ HELP SOMEONE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! what is badminton drops??????????????????????????????????????

Answers

Answer:

A drop shot is the badminton shot that you perform when you are in the back of your court and you hit the birdie so it lands in the front part of your opponent's side

Explanation:

HELP ASAP am being timed will brain crown mark!

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Two descriptions about physical quantities are given below:

Quantity A: It remains constant.
Quantity B: It depends on gravitational pull.

What quantities are these most likely describing?
Both Quantity A and Quantity B are mass.
Both Quantity A and Quantity B are weight.
Quantity A is weight and Quantity B is mass.
Quantity A is mass and Quantity B is weight.

Answers

Answer:

The answer is D.

Explanation:

This is because mass always remains constant and weight is dependent on a gravitational pull.

A hockey puck sliding on a frozen lake comes
to rest after traveling 176 m.
If its initial velocity is 2.3 m/s, what is its
acceleration

Answers

Given parameters:

Distance traveled  = 176m

Initial velocity  = 2.3m/s

Unknown:

Acceleration  = ?

Solution:

Acceleration is the change in velocity with time. To solve this problem, we apply one of the motion equations;

              V²   = U²  + 2as

 where V is the final velocity

              U is the initial velocity

               a is the acceleration

               s is the distance

       final velocity is 0;

                   0²  = 2.3² + 2 x a x 176

                   -5.29  = 352a

                    a  = - [tex]\frac{5.29}{352}[/tex]   = - 0.015m/s²

Power is measured in which unit?
joules
O watts
O meters per second
O newtons per meter

Answers

Answer:

Power is measured in Watts

What is the process called when heat is added to a liquid? What does the liquid become?

Answers

Answer:

evaporation

Explanation:

when the liquid is heated it evaporates until it becomes air

why do people have a virgna

Answers

Answer: For many things, like reproduction and releasing bad bacteria.

Explanation: We all have our parts, but what’s most important is our private parts. It helps us to use the restroom, and release the bad bacteria, without it, we’d die from holding it in! But also, it helps the world grow, because to reproduce we need those parts.

A movie director creates a scene in which people on Spaceship #1 can see approach of Spaceship #2 and hear its engines. The director
hires a scientist to review the scene.
What should the scientist tell the director?

A .The scene needs no changes because light and sound waves can both travel through space.


B. The scene needs changes because neither light waves nor sound waves can travel through space.

C. The scene needs changes because sound waves can travel through space, but light waves cannot.

D. The scene needs changes because light waves can travel through space, but sound waves cannot.

A,B,C or D plz answer !

Answers

Answer:

It is D.

Explanation:

Sound travels by the movement of particles bumping against each other and if there is no particles in a vacuum(space) then there is no sound. Light can travel through space because it doesn't need to travel by/through particles.

A sound wave ________ and ______ the air molecules around your ear.
Group of answer choices

moves and shakes

compresses, expands

vibrates and heats up

Answers

Answer:

compresses and expands

Answer:

compreses and expands

Explanation:

because it is

What is the average speed of the boat between 4 and 6 minutes?

Answers

Answer:

[tex] the \: average \: speed \: of \: the \: boat \: between \: 4 \: and \: 6 \: \\ minutes \: = \frac{1000 - 500}{6 - 4} = \frac{500}{2} = 250[/tex]

note: cant really see the measuring units for clear unit for the value, however the average speed is 250 meter/mins, from observation.

The minimum resultant of two forces of 20N and 5N is:

a) 10N
b) 5N
c) 20N
d) 25N​

Answers

Answer:

if it's combined forces then it would be 25N if it was an unbalanced force then it would be 15N

How far does light travel in 13 s?

Answers

Answer:

2,421,666 miles

Explanation:

light travels 186,282 miles per second in a vaccum.

So 186,282 × 13 = 2,421,666

PLEASE HELP!!!! WILL MARK BRAINLEST!!
For a moving object, the force acting on the object varies directly with the object's acceleration. When a force of 25 N acts on a certain object, the acceleration of the object is 5 /ms2. If the force is changed to 40 N, what will be the acceleration of the object?

Answers

Answer:

3

Explanation:

the change in velocity is 15, and if I'm right which I may not be you divide your change in velocity by your speed being 5 and get 3. i googled the equation to find acceleration and found a = v/t. this could be absolutely wrong but I hope it helps

39.Explain the working mechanism of a mercury barometer.

Answers

one end is sealed to prevent air from disturbing the scale and measures. Therefore, a Mercury Barometer works on the principle of balancing the atmospheric pressure with the volume of mercury present in the device

Which factor affects the speed of a wave?
A. medium the wave travels through
B. reflection of the wave
C. transmission of the wave
D. amplitude of the wave

Answers

This answer is b because

Find the magnitude and direction of the net gravitational force on mass A due to masses B and
C in the figure. Each mass is 2 kg.

a. 2.8x10^-8N, to the right
b. 2.54x10^-8N, to the right
c. 3.4x10^-8N, to the left
d. 3.4x10^-8N, to the right

Answers

Answer is A 2.8 x 10^-8 N, to the right

The net gravitational force on mass A due to masses B and C is required.

The correct option is a. [tex]2.8\times 10^{-8}\ \text{N}[/tex] to the right.

G = Gravitational constant = [tex]6.674\times 10^{-11}\ \text{Nm}^2/\text{kg}^2[/tex]

[tex]r_{AB}[/tex] = Distance between A and B = 0.4+0.1 = 0.5 m

[tex]r_{AC}[/tex] = Distance between A and C = 0.1 m

[tex]m_A=m_B=m_c[/tex] = Mass of each particle = 2 kg

The required force is

[tex]F_A=F_{AB}+F_{AC}\\ =\dfrac{Gm_Am_B}{r_{AB}^2}+\dfrac{Gm_Am_C}{r_{AC}^2}\\ =Gm^2\left(\dfrac{1}{r_{AB}^2}+\dfrac{1}{r_{AC}^2}\right)\\ =6.674\times 10^{-11}\times 2^2\left(\dfrac{1}{0.5^2}+\dfrac{1}{0.1^2}\right)\\ =2.8\times 10^{-8}\ \text{N}[/tex]

The magnitude of force will be [tex]2.8\times 10^{-8}\ \text{N}[/tex]

The direction will be towards the right since C is closer to A.

Learn more:

https://brainly.com/question/1835915

https://brainly.com/question/7038796

1. Explain a stretching routine for your work environment. As you consider your routine, keep in mind the specific individuals within your work environment who will be using this plan. How will you account for differences in sizes, ages, and cultures?

Answers

Answer:

Explanation:

A stretching routine should target most of the main muscles in the body and at least one stretching exercise per section of the body. Also in a work environment since individual's sizes, ages, and cultures vary you should design a routine that is for beginners and very easy and effective. Regardless, each individual should be able to move at their own pace and push as far as they are physically able. One such routine would be the one in the attached picture below which targets all major areas, is easy and effective. It starts at the neck muscles and works its way down the arms, back, and legs.

Calculate the work done by the cyclist when his power output is 200 W for 1800 seconds.

Answers

Answer:

3.6 × 10^5 J

Explanation:

Work Done = Energy

Energy = Power × time

Energy = 200 × 1800

= 360000 J

W =

[tex]3.6 \times 10 {}^{5} j[/tex]

Which best describes the definition for the atomic mass of an element?


It is a weighted average of the masses of an element’s isotopes.

It is a ratio based on the mass of the carbon-12 atom.

It is the sum of the protons and neutrons in one atom of the element.

It is twice the number of protons in one atom of the element.

Answers

Answer:

It is a weighted average of the masses of an element’s isotopes.

Explanation:

The best definition of the atom mass of an element is that it is a weighted average of the masses of an element's isotopes.

Isotopes of an element have the same electronic configuration but differ in only their masses. The atomic mass of an element can be derived from the geonormal abundances of this isotopes. It is the average of all the isotopes of an element.

 Atomic mass  = ∑m[tex]_{i}[/tex] a[tex]_{i}[/tex]

where m[tex]_{i}[/tex] is the mass of the isotope i

            a[tex]_{i}[/tex] is the abundance of the isotope i

Somebody plz answer these easy questions correct thx!!!
(WILL MARK BRAINLIEST)
:D

Answers

Answer:

6. Dolphins have two nasal passages

7. In a whale flipper there are:

Limbs: Cetacean flippers have the same bones as the forelimbs of other mammals. The humerus, radius, ulna, carpals, metacarpals and phalanges are all present. However, in cetaceans the radius and ulna (forearm) and humerus (upper arm) are fused.

Hope this helps! :D

Answer:

they have 2 nasal passages

How are gravity and air resistance alike? How are they different?​

Answers

Answer:

kid

Explanation:

A heavy log will float on water
because:

A. It is less dense than water
B. It weighs less than water
C. It is more dense than water
D. It weighs more than water

Answers

Answer:

A it is less dense than water

Explanation:

The density, of a substance is its mass per unit volume

least massive metalloid of period 4​

Answers

Answer:

It is Germanium(Ge)

Explanation:

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