Describe a positive and negative net force acting on an object

Light from the sun reaches the earth in 8.3 minutes. In how many minutes does the light from the sun reach venus

What would happen eventually to a balloon sitting in a sunny window? Which gas predicts this?

If one object has a positive charge and another has a negative charge, the object will be ... A. Cancel B. Attract C. Mix D. Repel

The most important factor in determining the development oflife on earth is

Which electromagnetic wave has more energy than an X-ray? A. ultraviolet light ray B. radio wave C. gamma ray D. infrared light ray

A capacitor is storing energy of 3 Joules with a voltage of 50 volts across its terminals. A second identical capacitor of the same value is storing energy of 1 Joule. What is the voltage across the terminals of the second capacitor?

The monochromatic light diffracts on the two slits which are 0.1 mm apart (their size is negligible) and produces an interference pattern on the wall which is 3 m far from the apparatus.

Which of the following statement is true regarding the study of human development?

Which type of power plant uses energy directly from the sun to generate electricity? A. Wind B. Hydroelectric C. Radiant D. Coal

What is a scientific law? an explanation that clarifies scientific observations a hypothesis that proposes an answer to a question a statement that summarizes a pattern found in nature an observation that explains a hypothesis