Which of the following laws best define this statement? the total amount of energy in a closed system stays the same.

Which of the following is a reason a theory cannot become a law

Which of Newton's laws of motion explains WHY a book can just sit motionless on a shelf? A. first B. second C. third

Describe light according to the current accepted theory, be very detailed

Which has the greatest impact on the temperature of the earth's atmosphere?

Give 5 examples of matter

A sound wave has a frequency of 510 Hz in air. Which of these is closest to the wavelength of this sound? (The speed of sound in air is 343 m/s.

The diagram below shows the process of distillation of saltwater into pure water. Where is the pure water in the diagram? a. A b. B c. C d. D

In what ways, would understanding the body positions, directions, and planes assist you with tasks related to the integumentary, skeletal/muscular, and digestive systems

Concave & convex lens of same mass & radii rotate about an axis passing through their centre & perpendicular to the plane which one will have greater mnment of inertia

Which of the following statements is true? A. Both chemical reaction rates and nuclear decay rates vary with the conditions of the reaction. B. Nuclear decay rates vary with the conditions of the reaction, but chemical reaction rates do not. C.