The Mexican War happened in 1850 until 1859
Answer:
A: mathematics.
Explanation:
Mostly mathematics.
If you dislike geometry, you can blame Euclid for that. He is likely the father of all branches of geometry.
Answer:
Mongolia's cold winter temperatures is caused by high altitude, and can also be far from sea to have extremely Continental climate with cold winters. The temperatures can reach -30°c and less.
Answer:
Sputnik 1
Explanation:
On October 4, 1957, Sputnik 1 successfully launched and reached Earth's orbit. Thus the age of space began. The successful launch shocked the world, giving the former Soviet Union the distinction of putting the first human-made object in space.
