Which of following statements is true about scientific knowledge?

scientific ideas are not subject to change, and so knowledge stays the same.

scientific knowledge is constantly evolving as new observations are made.

while scientific knowledge increases over time, old knowledge never changes.

theories can change frequently, but scientific knowledge is absolute.

Read this passage from the u. s. constitution: the congress, whenever two thirds of both houses shall deem it necessary, shall propose amendments to this shall be valid to all intents and purposes, as part of this constitution, when ratified by the legislatures of three fourths of the several states, or by conventions in three fourths thereof, as the one or the other mode of ratification may be proposed by the congress.3 based on the passage, which statement is true? a. the constitution cannot be changed, but congress and the states can call for a new constitution to be written. b. the process of changing the constitution requires broad support from both congress and the states. c. the constitution can be changed through a process that requires a simply majority vote in congress. d. changing the constitution is a difficult process that only the president can carry out

Should the government in china restrict the rights to the media/social media? why or why not?

What words in the preamble to the constitution reflect the principle of popular sovereignty