In his science project, Ben explained the pyramid of energy with an example of the population of birds and the insects they feed on. Can he invert the pyramid to show the flow of energy?

An old movie poster used a quote "In space, no one can hear you scream!" Why this is true or not true? A) The quote is incorrect, you can hear sound in outer space. B) Sound cannot be polarized. So, you cannot hear sound in space.

A python can detect thermal radiation from objects that differ in temperature from their environment as long as the received intensity of thermal radiation is greater than 0.60 W/m2. Your body emits a good deal of thermal radiation.

What is the temperature at which a substance melts or freezes?

A 200-kg steel part is resting on a thin film of oil on a concrete floor. The oil is a Newtonian fluid and has a viscosity of μ = 6.52*10-2 N⋅s/m2. The film thickness is d = 0.5 mm.

Which of these forces are acting within a nucleus? Check all that apply.

Which kingdom consists only of complex multicellular, eukaryotic organisms which must consume or ingest other organisms for nutrition?

Why does heat energy always move from a higher temperature to a lower temperature?

Which of the following explains how heat flow within Earth changes its surface? Molten material moves in one direction, moving the plates in the opposite direction Molten material moves in one direction, moving the plates in the same direction

Regarding perspectives on abnormality, what is the common ground between the medical and psychoanalytic perspectives? a. Both view abnormal behaviors as symptoms of underlying problems. b.

The force in Newtons on a particle directed along the x-axis is given by F (x) = exp ( - (x/5) + 5) for x≥0 where x is in meters. The particle is constrained to move along the x-axis.