Sally is training for the 1,000-meter running race at her school. Her goal is to place third or better. How can Sally determine if she is making progress toward her goal?

Far from any other masses, two masses, m1 and m2, are interacting gravitationally. The value for the mass of m1 suddenly doubles. What happens to the value of the gravitational force that mass m2 exerts on mass m1?

Is an unbalanced charge sometimes called an intense charge?

Which of the following has a noticeable gravity, earth, moon, sun, all above

Two physics books, A and B, are placed on top of each other on a table. Book A's mass is 2 kg and book B's mass is 1 kg. Book A is placed on book B. What is the reaction book B exerts onto book A?

Does red light or blue light have a longer wavelength? how do you know?

All atoms of an element have the same?

Select the correct answer. When waves travel through water, why do the moving water particles continue to return to their starting position? A: Waves transfer matter, but not energy. B:Waves transfer both matter and energy.

Daniel has a sample of pure copper. It's mass is 89.6 grams (g) and it's volume is 10 cubic centimeters (cm3) what is the density of the sample

Why do scientists believe the universe is still expanding

What information on the periodic table is used to complete electron dot diagrams?