Need asap !
what is "change" when we are talking about natural and physical systems?
a.
information that has been proven to be true
b.
a process for using knowledge and skills to acquire new knowledge
c.
repeated processes that are used in a variety of ways
d.
a variable or alteration to one part that affects an entire system

Which statement best describes who the period and frequency of electromagnetic was change between gamma rays and microwaves? a) the period and frequency stay the same. b) the period increases and the frequency decreases. c) the period decreases and the frequency increases. d) the period increases and the frequency increases.

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c. the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors

Need this now! do pilots live long