Which statements are true of all scientific endeavors? check all that apply.

all scientific endeavors are time consuming.
all scientific endeavors are expensive.
all scientific endeavors are supported by evidence.
all scientific endeavors are a systemic process.
all scientific endeavors involve observation.
all scientific endeavors involve experimentation.
all scientific endeavors involve the collection of information.

20. threshold braking in the vehicle's braking system occurs when a. the brake pedal is pushed, heel on floorboard, with full foot pressure. b. the brakes are exerting full braking power, without traction loss. c. the driver begins pushing down the brake pedal, with moderate slowdown. d. the brakes just begin to take hold with a gradual slowdown.

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?

Beryl states that insulation with the smallest possible thermal conductivity is best to keep a house warm in winter, but worst for keeping a house cool in summer. sapphire insists the reverse is true: low thermal conductivity is good in the summer, but bad in the winter. which one, if either is correct? a. beryl, because low thermal conductivity results in low heat transfer. b. beryl, because low thermal conductivity results in high heat transfer. d. sapphire, because low thermal conductivity results in high heat transfer. e. neither, because low heat transfer is desirable both in summer and in winter.