Wo particles are separated by a certain distance. the force of gravitational interaction between them is f0. now the separation between the particles is tripled. find the new force of gravitational interaction f1.

Rosa writes a story in which the main character turns into a mouse. Which object could she include in her story so the character can see his own face and confirm he has really turned into a mouse?

On a map of New Mexico, 1 cm represents 45 km. The distance from Albuquerque to Santa Fe is 2 cm. Find the actual distance. A. 90 km B. 22.5 km C. 15 km D. 60 km

Calculate the current in mA through the person, given the voltage of the source to be 120 V and the resistance of the appliance to be 2,552 Ohms.

Use combustion by moving pistons which respond to a change in pressure

Which statement best describes a relationship amongst hypotheses, theories, and laws? A hypothesis is used to explain laws and theories. A law is used to explain a hypothesis and theories. A hypothesis combines several theories.

A syrup added to an empty container with a mass of 115.25g. When 0.100 pint of syrup is added, the total mass of the container and syrup is 182.48g. Determine the density ... ?

MOST high schools teach biology, then chemistry, then physics. What do you see as some of the disadvantages of the traditional sequence to both students and teachers.

If you break a bar magnet in half, each half

If a forklift raises a 76-kg load a distance of 2.5 m, about how much work has it done?

When a fork is placed in a hot piece of lasagna, thermal energy is transferred up the fork by ...