Perform the following calculations to correct number of significant figures. a. 4.6 x 0.00300 x 193 b. 8.88 ÷ 99.40 c. (7.120 x 10-3 ) ÷ (6.000 x 10-5 ) d. (5.92 x 103 ) x 3.87 ÷ 100

Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.

Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?

Which suspect most likely committed the robbery and how do you know