Examlex
Europa,a satellite of Jupiter,has an orbital diameter of 1.34 × 109 m and a period of 3.55 days.What is the mass of Jupiter? (G = 6.67 × 10-11 N ∙ m2/kg2)
NAFTA
The North American Free Trade Agreement, a treaty entered into by the United States, Canada, and Mexico; effective in 1994 to eliminate most tariffs on trade between these nations.
United States
A country in North America consisting of 50 states and a federal district, known for its significant influence in global politics, economy, and culture.
Canada
A country in North America known for its vast landscapes, multicultural communities, and as the second-largest country by area in the world.
Mexico
A country in North America, known for its rich cultural heritage, diverse landscapes, and significant role in the global economy.
Q5: Two vehicles approach a right angle intersection
Q7: A block of mass m =
Q12: A stone is released from rest
Q17: A uniform 40-N board supports two children
Q36: As shown in the figure,a bullet of
Q51: One of the dangers of tornados
Q57: The earth has radius R.A satellite of
Q62: A car (of mass 1500 kg)and a
Q76: A fire hose is turned on the
Q114: A 150-N crate is being pulled up