Student Questions

Which is the greatest number? 789, 798, 879, 897

Which number has 5 hundreds, 0 tens, and 6 ones?

What is the place value of 4 in 845?

Which is the smallest 3-digit number?

Which number comes just after 499?

How do you write 305 in words?

Which numeral represents "nine hundred ninety-nine"?

What is the numeral for "eight hundred five"?

What is the number name for 666?

What is the smallest 3-digit number that can be formed using the digits 5, 2, and 9? (Use each digit only once.)

Which planet is known as the "Red Planet"?

Which sentence is correct?

what is the value of π

What is the atomic number of Carbon?

A rectangular garden length is 15 km and the breadth is 16 km, what is the perimeter?

Ram is having stomach acidity. He comes to Sahil's store. What should Sahil give to Ram?

An object is taken from the Earth to the Moon. In this process:A) Both its mass and weight change.B) Its mass changes but its weight remains the same.C) Its mass remains the same but its weight changes.D) Neither its mass nor its weight changes.

Why do school bags have wide straps?A) To decrease the total weight of the bag.B) To increase the pressure exerted on the shoulder.C) To decrease the pressure exerted on the shoulder.D) To make the bag look more attractive.

An object will float on the surface of a liquid if:A) Its density is greater than the density of the liquid.B) Its density is less than or equal to the density of the liquid.C) Its mass is greater than the mass of the liquid displaced.D) The buoyant force acting on it is zero.

In Rutherford’s gold foil experiment, why did a tiny fraction of alpha particles rebound back by 180 degrees? A) Because the atom is completely solid throughout. B) Because electrons exert a massive repulsive force. C) Because the positive charge and mass are concentrated in a tiny central nucleus. D) Because alpha particles are highly attracted to gold atoms.