48.
									
										Ice floats in water because:- 
									
								
															
														
																									
										A:
											Its molecules are moving faster than in liquid water. 
									
																										
										B:
											It is more disuse than liquid water. 
									
																										
										C:
											Its H molecules bond to the water surface film
									
																										
										D:
											Its water molecules are further apart than in the liquid water
									
																								 
							
																
									The answer is:
										D