Express 24 in three different ways as rectangles of dots.

Show whether: Number 5 cannot be shown as a rectangle of dots.

Two similar planoconvex lenses are combined together in three different ways as shown in the adjoining figure. The ratio of the focal lengths in three cases will be

(a) List the different attributes that a population has and not an individual organism. (b) What is population density? Explain any three different ways the population density can be measured with the help of an example each.

State Charles's law in two different ways.

Name the different ways of expressing the phase of an oscillating particle.

According to the first law of thermodynamics, DeltaU=q+w . In special cases the statement can be expressed in different ways. Which of the following is not a correct expression ?

Explain with the help of suitable examples the three different ways by which organisms overcome their stressful conditions lasting for short duration .

Three gnomes and three elves sit down in a row of six chairs. If no gnome will sit next to another ganome and no elf will sit next to another elf, in how different ways can the elves and gnomes sit?

Draw a line and mark points , P,Q and R on it . Name this line in 6 different ways using the three points.

Show whether: Number 28 can be expressed as a triangle of dots.