After landing on an unfamiliar planet, a space explorer constructs a simple pendulum of length 45.0 cm . The explorer finds that the pendulum completes 103 full swing cycles in a time of 145 s . Required:
What is the value of the acceleration of gravity on this planet?

Abeam of electrons with of wavelength of 7.5 x 10-6 m is incident on a pair of narrow rectangular slits separated by 0.75 mm. the resulting interference pattern is projected onto a screen 10.0 m from the slits. what is the separation of the interference maxima in the resulting interference pattern?

Heterogeneous mixture with larger particles that never settle is

Give me a example of a decomposer. explain what would happen if decomposers were absent from a forest ecosystem