Do change that cannot be easily reversed such as burning observe the law of conservation of mass

Is greater pressure exerted inside the whale's body or outside the blowhole? Explain.

While standing atop a building 49.6 m tall, you spot a friend standing on a street corner. Using a protractor and a dangling plumb bob, you find that the angle between the horizontal and the direction to the spot on the sidewalk where your friend is

Does radiation require a heated liquid to transfer energy?

How is a euglena like a plant cell? How is it like an animal cell? Like a plant cell: Like an animal cell:

what kind of charges will a sheet of paper have after it has been rubbed with wool, fur, silk? ... ?

A car is traveling 80 km/h if the car's speed remains constant how far will it have traveled in 3 hours a. 3km b. 26.7km c. 80 km d. 240 km

True or False? Gases such as water vapor condense when they are * heated*.

If a chromosome on unfolds itself how is transcription enhanced

Two friends, barbara and neil, are out rollerblading. with respect to the ground, barbara is skating due south at a speed of 5.9 m/s. neil is in front of her. with respect to the ground, neil is skating due west at a speed of 1.4 m/s.

What process is used when the sun transfers light to plants A. conduction B. radiation C. convection D. all of these