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Nina [5.8K]
2 years ago
9

The transfer of energy that occurs when molecules bump into one another is called...

Mathematics
1 answer:
miv72 [106K]2 years ago
4 0

Answer:

1st one Convection 2nd one Conduction

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9. Let p be "an animal is a dog" and let q be "an animal is a golden retriever." Write the conditional statement.
pychu [463]

Answer:

C. If an animal is a dog, then it is a golden retriever; false

Step-by-step explanation:

Logical reasoning is an important aspect of mathematics.

The conditional statements in the question are represented by the letters p and q. The if-then statement in which the statement p will lead to a conclusion in q is a glaring characteristic of conditional statements. A conditional will be held to be true unless a statement that is true has a false conclusion derived from it.

In the question above, the conditional statement is; If an animal is a dog, then it is a golden retriever. We can clearly see that this conclusion is false.

5 0
3 years ago
A walking path across a park is represented by the equation Y equals negative 2X -7. A new path will be built perpendicular to t
Ulleksa [173]

So we are given an initial equation of: y=2x-7.

We are told that a new path is going to be perpendicular to this line. So to find a slope that is perpendicular to a line, we take the slope of the known line (in this case 2) and we flip it and change the sign. So since this slope is essentially \frac{2}{1}, we are going to flip it to make it \frac{1}{2} and change the sign to make it -\frac{1}{2}.

So now we know that the slope of the perpendicular line is -\frac{1}{2}, we can start a new equation for this line:

y=-\frac{1}{2}x+b

We are also told that the path will intersect at (-2,-3) - this is a solution to the two lines. So to find b in this new equation, let's plug in the x and y values found in the point:

-3=-\frac{1}{2}(-2)+b

Then solve for b:

-3=1+b

b=-4

So then we plug in our value for b and leave x and y:

y=-\frac{1}{2}x-4

So this equation now represents the new path.

3 0
3 years ago
Elena needs to cut a square piece of wood with an area of 69 square inches.How long should the sides of the square be, rounded t
Reil [10]
You need to find the root of 69 since the length and width are multiplied to get the area, therefore it would be 8.3 inches.
5 0
3 years ago
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Solve the system of equations. If the system does not have one unique solution, determine the number of solutions to the system.
Licemer1 [7]
See photo. Hope it helps

3 0
2 years ago
Can someone help me with this
FrozenT [24]

Answer:

1) B) 123 years

2) B) 51 years

Step-by-step explanation:

1)given information

2) 2011-1960=51

5 0
3 years ago
Read 2 more answers
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