What is the term for a reaction where energy is released?.

A - fusion

B - endothermic

C - sublimation

D - exothermic

Sarah roller skates for 3 hours with a constant speed of 18mph and then for another 1 hour with a constant speed of 12mph. What distance did she go?

Why an object with a smaller mass has a larger acceleration than a larger mass if the same force acts on each?

The speed of a wave changes depending on the temperature of the medium. What do you think is the reason for this?

A fly is call inside a car that is moving in the positive direction with constant velocity. The fly flies with a constant velocity from the front seat to the backseat. Which is correct? A.

Juan lives 100 m away from Bill. What is Juan's averege speed if he reaches Bill's home in 50 s?

What topic in a biology textbook is directly related to physics

A soccer ball player bounces the ball off her head, changing the velocity of the ball. She changes the x-component of the velocity of the ball from vix = 7.9 m/s to vfx = 5.9 m/s and the y-component from viy = - 3.4 m/s to vfy = 4.5 m/s.

Do you think an observer on another planet in the solar system might see eclipses

A. A vector is any element of a vector space. Is this statement true or false? A. True by the definition of a vector space B. False; not all vectors are elements of a vector space. C. False; a vector space is any element of a vector.

19 Which gas is the most abundant greenhouse gas? A. ozone B. chlorofluorocarbon C. carbon dioxide OD. methane E. water vapor Reset Next