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lorasvet [3.4K]
3 years ago
9

60-POINTS,5-STAR RATING, A THANKS AND MARKED AS Brainiest.

Chemistry
1 answer:
yaroslaw [1]3 years ago
5 0

Answer:

Independent variable: Colour of the container

Dependent variables: The water amount and the room temperature

3 Constants: Amount of water, location of the containers and the container size.

Hypothesis: I think that the black container will heat up the water the fastest, as the colour black absorbs heat.

Hope it helps! :)

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A regular solid measures 13.4 cm x 11.0 cm x 2.2cm. Calculate the volume of the solid.
AlekseyPX

Answer:

324.28 cm cubed

Explanation:

13.4 cm x 11.0cm x 2.2cm = 324.28 cm cubed

7 0
3 years ago
PHYSICAL SCIENCE!!!!!
klasskru [66]

Answer:

a = 0.57 m/s²

Explanation:

Given data:

Mass = 70 kg

Force = 40 N

Acceleration = ?

Solution:

Definition:

The acceleration is rate of change of velocity of an object with respect to time.

Formula:

a = Δv/Δt

a = acceleration

Δv = change in velocity

Δt = change in time

Units:

The unit of acceleration is m.s⁻².

Acceleration can also be determine through following formula,

F = m × a

a = F/m

Now we will put the values in formula.

a = 40 N / 70 Kg

a = 40 Kg. m/s² / 70 Kg

a = 0.57 m/s²

3 0
4 years ago
Are changes in the orientation of earths magnetic field
g100num [7]

Magnetic reversals

Explanation:

A change in the orientation of the earth's magnetic field is known as magnetic reversals.

During a magnetic reversal, the geographic south pole aligns with the magnetic north.

The geographic north pole aligns with the magnetic south.

  • The geomagnetic field of the earth is produced by the movement of metallic minerals in the outer core.
  • This streaming of metallic minerals generals electric current that induces a magnetic field.

learn more:

Sea floor spreading brainly.com/question/12037536

#learnwithBrainly

8 0
3 years ago
What kind of heat is it when you cook an egg in a frying pan?
USPshnik [31]
I may be totally wrong but I’ll make a guess to it being thermodynamics.
5 0
3 years ago
How can you describe ideal gas particles? Check all that apply.
nevsk [136]

The description of an ideal gas is as follows:

  1. They have a small mass
  2. They have a small volume
  3. They have no intermolecular forces

<h3>WHAT IS AN IDEAL GAS?</h3>

An ideal gas is a theoretical gas composed of many randomly moving particles that do not engage in any inter-particle interactions.

An ideal gas obeys all the gas laws and possess the following characteristics:

  1. They have a small mass
  2. They have a small volume
  3. They have no intermolecular forces

Learn more about gas laws at: brainly.com/question/1437490

5 0
2 years ago
Read 2 more answers
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