Question :
A) sand is soft and concreter is hard
B) the friction between sand and feet is less than that between concrete and feet
C) the friction between sand and feet is more than that between concrete and feet
D) the sand is grainy but concrete is smooth
Answer : B
It is more difficult to walk on a sandy road than on a concrete road because
A) sand is soft and concreter is hard
B) the friction between sand and feet is less than that between concrete and feet
C) the friction between sand and feet is more than that between concrete and feet
D) the sand is grainy but concrete is smooth
Answer : B
Description :
Related Questions - 1
Light from the Sun reaches us in nearly
A) 2 minutes
B) 4 minutes
C) 8 minutes
D) 16 minutes
Related Questions - 2
out of the following, which is not emitted by radioactive substance?
A) Electrons
B) Electromagnetic radiations
C) Alpha particles
D) Neutrons
Related Questions - 3
It is more difficult to walk on a sandy road than on a concrete road because
A) sand is soft and concreter is hard
B) the friction between sand and feet is less than that between concrete and feet
C) the friction between sand and feet is more than that between concrete and feet
D) the sand is grainy but concrete is smooth