SMC Fair Grade 10 W2 (Science Day)

Which is the ultimate driving force of wind when it moves from high pressure to low pressure areas?

• solar energy

• pressure-gradient force

• friction

• Coriolis effect

Carbon dioxide sublimes. Which physical transformation occurs in sublimation?

• solid to liquid

• gas to liquid

• solid to gas

• gas to solid

Precipitation will likely occur under which atmospheric conditions?

• high humidity and high temperature

• high humidity and low temperature

• low humidity and low temperature

• low humidity and high temperature

The ordered arrangement of chromosomes is called?

• trisomy

• DNA

• pedigree

• karyotype

Which natural satellite of the Earth is in synchronous rotation with Earth?

• Perseverance rover

• Apollo 16

• none of the above

• Sputnik 1

Secondary sex characteristics are controlled by hormones made by the

• ovaries and testes

• pituitary and mammary gland

• thyroid gland

• hypothalamus

What is the wavelength of light that has a frequency of 4.00 x 10¹⁴

• 7.5 nm

• 750 nm

• 1333 nm

• 1.33 nm^-1

How many completely filled orbitals are indicated by the following electronic configuration?

1s², 2s² , 2p⁶ , 3s², 3p⁶, 4s²,3d⁶

• 26

• 11

• 5

• 25

Which of the following is least likely to be a metalloid?

• Ge

• Ag

• Hg

• Si

In the monohybrid cross AA x aa, the F₁ offspring are?

• all AA

• all aa

• all Aa

• 1/2 AA and 1/2 aa