What idea did max planck propose to explain why a blackbody radiator did not give off light of increasingly high frequency as its temperature increased? a. matter behaves as particles under certain conditions. b. matter can absorb energy in any amount. c. matter can absorb light only in certain specific amounts. d. matter behaves as a wave under certain conditions.

Write short note on the following ; collision theory, rotation angle and angular velocity, centripetal acceleration, coriolis force, and newton's law of gravitation.

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?

An astronaut floating in space is trying to use her jetpack to get back to her space station, but she is being pulled away by a nearby planet, as shown in the image below. her jetpack provides a constant thrust of 310 n. if she angles her jetpack in such a way that it cancels out the vertical force due to the planet's gravity, what is her net horizontal force? thaud 487 o a. 54.8 n toward the space station o b. 212.9 n toward the space station o c. 185.2 n toward the space station o d 956 n toward the space station