Which condition causes ocean salinity to decrease?

A. low levels of evaportation

B. thawing of polar ice caps

C. ocean water flowing into rivers

D. low levels of precipitation

What element x is most likely to react to form the compound xf5?

If two objects are moving at the same speed the object with more mass has more?

A satellite of mass 5500 kg orbits the Earth (M circular motion and has a period of 6200 s. Determiner the magnitude of the Earth's gravitational force on the satellite. Show your working.

Global Precipitation Measurement (GPM) is a tool scientists use to forecast weather. Which statements describe GPM? Select three options.

A ski lift carries people along a 220-meter cable up the side of a mountain. Riders are lifted a total of 110 meters in elevation. What is the idea mechanical advantage of the ski lift?

A 61 kg skier on level snow coasts 184 m to a stop from a speed of 12 m/s. (a) Use the Work-Energy Theorem to find the coefficient of kinetic friction between the skis and snow.

A zebra starts from rest and accelerates at 1.9 m/s2 what will be the acceleration after 5 seconds

When you measure the temperature of an object you are measuring

What are two ways the Doppler effect can be applied in everyday life?

The two dry sand samples are examined by changing one parameter. The independent variable, the one that is intentionally manipulated between the two samples, is the (temperature over time, mass of each sample, or type of material used)