You comb your hair and the comb becomes negatively charged. Strictly speaking, how will the mass of your hair change? A. it wil increase B. it will decrease C. it wil not change

Divide 0.0081 by 300 seconds and express the answer in scientific notation.

Which system contains ice and glaciers? a. geosphere b. atmosphere c. hydrosphere d. cryosphere

What particles form the nucleus of an atom? A. protons and neutrons B. protons and electrons C. neutrons and electrons D. protons, neutrons, and electrons

A projectile is shot straight up from the earth's surface at a speed of 10,000 km/hr. how high does it go?

What is the approximate weight of the air inside the tire in English Engineering Units (tire outside diameter = 49", rim diameter-22", tire width-19" see: tire side view. ndf?

A comet is cruising through the solar system at a speed of 50000 kilometers per hour for 4 hours time. What is the total distance traveled by the comet during this time in kilometers, miles, and light years?

A gas in a closed container is heated with 12J of energy, causing the lid of the container to rise 3m with 5N of force. What is the total change in energy?

What are illuminated objects?

During one year a population of blue jays has zero population growth. which must be true about the blue jay population at the end of the year compared to the beginning of the year?

Given the two sets, which statement is true? A = {1, 2} B = {1, 2, 3, 4}