When you see fireworks, why do you see the blast before you hear the sound?

when a man travel from hilly region to terai region what will happen to his weight? explain with reason.

How do you label distance, speed, acceleration, momentum, and mass?

Deep atlantic currents are formed largely as a result of what?

Find the magnitude of pressure in Pascal of 150N that acts normally on area. Of 0.25m2

Been on this problem for 2 hours now: Four identical springs support equally the weight of a 1150kg car. If a 91kg driver gets in, the car drops 6.8mm.

Will you die if you eat wax?

Which method is used to calculate the slope on a distance time graph

Lexy throws a dart with an initial velocity of 25m/a at an angle of 60 degrees relative to the ground. What is the approximate vertical component of the i ritual velocity?

True or false electronic machines with no moving parts experience friction and get hot because electricity is moving through the wires

I'm having trouble figuring out how to study for my science test, it's based off of everything we've learned but I'm afraid there's some things I misunderstood during the year that will effect me on the test, and suggestions?!!