Write a word or phrase (starts with letter J) that can relate to the Scientific Revolution’s innovation and contribution to the society.

The history of science is important to current and future research. O True O False

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Complete the following table. Be sure each of your answer entries has the correct number of significant digits. food a chocolate chip cookie a cup of chicken noodle soup a raw carrot cal energy content when eaten 0 4.50 x 10 10* kcal 1 75.0 kJ 0 126. x10 X Ś

Describe the scientific method, and indicate by example how it is used to answer questions about situations we encounter in our every day lives.

Question 20 Which of the following correctly describes an energy transformation that can be observed in an everyday situation? A Gasoline burns and powers a car engine when the bonds are broken between the molecules and the free electrons flow. This is a transformation between electromagnetic energy and chemical energy.   B Ice in soda glass melts when it is placed in sunlight on a window sill. Radiant energy from the sun is absorbed by the water molecules, which increases the speed that the molecules move. This is a transformation between light energy and kinetic energy.   C A pot of water is heated by a stove as the heat energy moves from the stove top to the metal of the pot. This is a transformation between mechanical energy and thermal energy.   D The sun is powered by the fusion of large atomic nuclei that creates heat and light for the solar system. This is a transformation between chemical energy and light energy.

Subject: chemistry

Why is chemistry called the central science?

Which of these is a characteristic of science? O It is based on views and opinions. O It is guided by values like trust and truth. O It helps find answers to questions which are not testable. O It gives the same result when experiments are repeated.

Choose the homogeneous mixture from the list below. O soda (pop) air concrete trail mix blood