Which of the following has a fixed shape? helium gas, solid iron, liquid octane or hydrogen plasma

Which of the following elements is among the alkali metals? Question 12 options: Magnesium (Mg) Tin (Sn) Lead (Pb) Potassium (K)

A car travels at 30 miles/hr. If the car drives for 12 hours, how far will it travel?

In a double-slit experiment, light from two monochromatic light sources passes through the same double slit. The light from the first light source has a wavelength of 646 nm. Two different interference patterns are observed.

Personality tests are one of the most accurate ways to let you know exactly who you are

Which is the best evidence that a Hox gene found in flies and a Hox gene found in mice are homologous?. View Available Hint (s) The genes are expressed in analogous regions of fly and mice embryos. All animals have a similar gene.

What happens to the resistance of a wire as its length increases? A. The resistance decreases. B. The resistance is not affected by a change in wire length. C. The resistance alternates between high and low values. D. The resistance increases.

What is true about molecular compounds that dissolve in water

What is a lenticular (S0) galaxy? A galaxy with a disk and central bulge like a spiral galaxy, but with no spiral arms A galaxy with a smooth brightness profile, lacking the central bulge and disk of a spiral galaxy A spiral galaxy with fuzzy and

Which process causes wells on land to become saline, making them unusable for drinking water? A. Erosion B. Echo sounding C. Eutrophication D. Groundwater infiltration

A farmer uses a tractor to pull a 150 kg bale of hay up a 15∘ incline to the barn at a steady 5.0 km/h. The coefficient of kinetic friction between the bale and the ramp is 0.40. Part A What is the tractor's power output?