What is the exact meaning of net force?

What is necessary for differentiation to occur in a planet?

A low-pressure sodium vapor lamp whose wavelength is 5.89 x 10-7 m passes through double-slits that are 2.0 x 10-4 m apart and produces an interference pattern whose fringes are 3.2 x 10-3 m apart on the screen. What is the distance to the screen?

What is a planetary nebula? Rings of icy rock which form around stars prior to fusion beginning. The remains of a high-mass star that has exploded. Interstellar gas from which planets are likely to form.

What happens when you add a light bulb to a series circuit

A hot air balloon is filled with 1.45 * 10 6 L of an ideal gas on a cool morning (11 ∘ C). The air is heated to 109 ∘ C. What is the volume of the air in the balloon after it is heated?

What is the weight on earth of a girl with a mass of 38 kg?

50g of ice at 0°C is mixed with 50g of water at 80°C, what will be the final temperature of a mixture in degrees C?

If the Density of an object is 5.2 g/cm3, and its volume is 3.7 cm3, what is its mass

The direction of the magnetic field is determined by which of the following? A. energy of the current B. magnetic domain C. magnetic force D. direction of the current

A ship is traveling at 154 m/s and accelerates at a rate of 1.80 m/s^2 for 1 minute. What will its speed be after that minute? Calculate the answer in both meters per second and kilometers per hour.