Two students made a model of the world's tallest building, the Burj Khalifa in Dubai. The scale of the model is 1:400.
The students' model has a height of 2.07 m.
How tall is the real building?

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

While in europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car’s gas mileage is 32.0 mi/gal? assume that 1 euro=1.26 dollars