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Vikki [24]
3 years ago
15

Q7. What caused the early materials to clump together?

Physics
1 answer:
tekilochka [14]3 years ago
4 0

Answer:

C. pressure

because heat expands and so does explosions and gravity is just gravity.

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...hhheeelppppppppppp meeeee​
Mnenie [13.5K]

Answer:

RESISTANCE

Explanation:

A multimeter or multitester is a measuring instrument that can measure multiple electrical properties. A typical multimeter can measure voltage, resistance, and current, in which case it is also known as a volt-ohm-milliammeter.

7 0
3 years ago
A speedboat is moving at a constant speed, and the force propelling it forward is balanced by the force of the water pulling it
Kipish [7]
The correct answer is C: the speedboat's direction of motion will change. This is In fact, the new force of 500 N from the side of the boat is not balanced by any forces from the other side, and therefore this force will cause an acceleration in the direction of the force itself, which is not the same direction of motion. Therefore, the speedboat will acquire a movement on the lateral direction as well.
6 0
3 years ago
Read 2 more answers
If the speed of light is 1.5times that of the speed of light in a given material what is the index of refraction for that materi
jok3333 [9.3K]
The answer is 1.5....
The refractive index n = (Speed of light, c) /( Speed of light, v)
So c= n x v
comparing to c= 1.5 x v in this situation we see that n= 1.5
8 0
3 years ago
two shopping carts are pushed with different amounts of force the shopping carts have the same mass shopping cart a is pushed wi
ohaa [14]
The one that had more force would accelerate more.
6 0
3 years ago
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A projectile is launched with an initial speed of 60.0 m/s at an angle of 30.0° above the horizontal. The projectile lands on a
vodka [1.7K]

Answer:

51.96 m/s^-1

Explanation:

a) see the attachment

b) As we know the velocity of the projectile has two component, horizontal velocity v_ox. and vertical velocity v_oy as shown in the figure. At the highest point of the trajectory, the projectile has only horizontal velocity and vertical velocity is zero. Therefore at the highest point of the trajectory, the velocity of the projectile will be  

v_ox=v_o*cosФ

       =60*cos (30)

      = 51.96 m/s^-1

3 0
3 years ago
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