Why do different substances have diffrent properties

After the NEAR spacecraft passed Mathilde, on several occasions rocket propellant was expelled to adjust the spacecraft's momentum in order to follow a path that would approach the asteroid Eros, the final destination for the mission.

Object A has of mass 7.20 kilograms, and object B has a mass of 5.75 kilograms. The two objects move along a straight line toward each other with velocities + 2.00 meters/second and - 1.30 meters/second respectively.

All of the follow are ways of measuring volume execpt: A.) Scale B.) Graduated cylinder C.) Meter stick D.) Tape stick

Which type of heat transfer can happen through empty space?

What is the speed of the rocket that travels 9000 meters in 12.12 seconds?

The mass of a lift is 600kg. the maximum tensile force that the cable supporting the lift can withstand is 7kN. Calculate:maximum upwards acceleration allowed?

In an experiment if doubling the manipulated variable results in doubling of the responding variable the relationship between the variable is a (n) ?

What color does Indigo turn things?

Why is temperature a good criterion for searching for earth like exoplanets

Supercells are updrafts that may cause which of the following? A hurricanes b blizzards c thunderstorms d tornadoes i think its Thunderstorms or tornadoes