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zysi [14]
3 years ago
9

A ball is thrown directly upward into the air. The graph below shows the vertical position of the ball with respect to time

Physics
1 answer:
Alexxx [7]3 years ago
5 0

.Explanation:

.......................................................

You might be interested in
1 .how did the methods of early structuralists and functionalists differ? name a psychologist that took each approach.
MrMuchimi

Answer

Structural psychology was first described by Tichener. He was student of wilhelm Wundt. Wilhelm wundt was the first person who has established psycholoogical laboratory. In this laboratory structuralist approach of  psychology was used. Structuralism is supposed to be first formal theory in psychology. Structuralism  separated psychology from biology and philosophy into its own discipline.structuralist method suggested that psychology is purely theoretical.

William James was a scientist who has established a laboratory in which Functionalism approach is used. Functionalism was not accepted in America. Functionalism was a reaction to structuralism. William James was not satisfied with structuralism and then he proposed Functionalist method. William James  suggested that psychology should be practical instead of theoretical as was proposed in the structuralist method. He also suggested that the existence of  consciousness and mind has a particular purpose, which should be the focus of the study.


8 0
3 years ago
2. A mixing bowl has a mass of 0.5kg. A baker adds 0.0002m of water to the mixing bowl until
myrzilka [38]

Answer:

mass of water is 0.2kg

Explanation:

mass of water is tota mass of bowl minus mass of bowl

6 0
2 years ago
A loop of wire is placed in a uniform magnetic field. Let ø be the angle between the direction of b and the normal. At which val
zaharov [31]

Answer:

B. 0 degrees

Explanation:

The magnetic flux through a certain area enclosed by a loop of wire immersed in a region with magnetic field is given by:

\Phi = B A cos \theta

where

B is the strength of the magnetic field

A is the area enclosed by the coil

\theta is the angle between the direction of the magnetic field and the direction of the normal to the coil

From the equation above, we see that the magnetic flux is maximum when

cos \theta=1

So when the field is parallel to the normal to the coil (so, when it is perpendicular to the coil), therefore when:

\theta=0^{\circ}

So, the correct option is

B. 0 degrees

5 0
4 years ago
Cowbirds follow groups of cows, or other grazing animals, eating the insects kicked up by the walking animals. The herbivores ar
Jobisdone [24]

Answer:

d: mutualism

Explanation:

I'm guessing that means they're on mutual grounds so they don't mind sharing?

8 0
3 years ago
Unpolarized light with intensity 370 W/m2 passes first through a polarizing filter with its axis vertical, then through a second
vampirchik [111]

To solve this problem it is necessary to apply the concepts given by Malus regarding the Intensity of light.

From the law of Malus intensity can be defined as

I' = \frac{I_0}{2} cos^2 \theta

Where

\theta =Angle From vertical of the axis of the polarizing filter

I_0 = Intensity of the unpolarized light

The expression for the intensity of the light after passing through the first filter is given by

I = \frac{I_0}{2}

Replacing we have that

I = \frac{370}{2}

I = 185W/m^2

Re-arrange the equation,

I'= \frac{I_0}{2}cos^2\theta

Re-arrange to find \theta

cos^2\theta = \frac{2I'}{I_0}

cos^2\theta = \frac{2*138}{370}

\theta = cos^{-1}(\sqrt{\frac{2*138}{370}})

\theta = 0.5282rad

\theta = 30.27\°

The value of the angle from vertical of the axis of the second polarizing filter is equal to 30.2°

4 0
3 years ago
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