A 2kg object is moving horizontally with a speed of 4 m/s. how much force is required to keep the object moving at this speed and in this direction? explain.

What is the current in a 10v circuit if the resistance is 20Ohm?

Hiker walks 4.5 km south, then walks 6.4 km at 45 dergrees southbof west what is the resultant replacement and what is the equillibroant

Which isotope has 16 neutrons and is used to study nucleotides and nucleic acids? A. phosphorus-31 B. phosphorus-32 C. sulfur-32 D. sulfur-33

If a wave had a wavelength of 9 meters and a period of. 006 what is the velocity of the wave

A bullet is fired straight up from a gun with amuzzle velocity of 208 m/s. Neglecting air resistance, what will be itsdisplacement after 8.9 s?

Describe how to prepare a 10.0% w/v solution of salt in water in a 100 mL volumetric flask

what is the mass of an object that is moving at an acceleration of 25 m/s squared with a force of 20 N

A janitor comes across a spilled substance on the floor of a highschool chemistry lab. he wants to make sure that the liquid is neutral before cleaning it up. what would be safest to add to the puddle? a. pour on a base b. pour on a buffer c.

If you are going 30 miles an hour in good condition, it will take how many feet to stop.

Name of group to which hydrogen belongs to