1. Identify Which of the following is not a factor of global climate change: (5 points each) a. slight changes in Earth’s tilt

b. movement of continents

c. reversing of the magnetic poles

d. increase or decrease of solar energy

Which of the choices below is one of the primary gases found in the atmosphere? a. helium b. carbon dioxide c. nitrogen d. argon

The table below shows the acceleration of gravity on different bodies in the solar system. on which body would a 10 kg lamp has the most gravitational potential energy when lifted to a height of 2 m? a. earth b. mars c. neptune d. uranus

The substances that are necessary for producing of certain hormones and that store and transport vitamins