Measuring Mass

How many grams are there in  $4\frac{1}{2}kg\ ?$   

• 4000g

• 450g

• 4500g

• 1500g

Complete the sentence. The house is _____________ the car.

• lighter than

• heavier than

• equal to

Select the missing numbers in the pattern. 1000g, 2000g , ______,4000g, 5000g, ________.

• 300g

• 6000g

• 60g

• 3000g

True or false

When two objects are placed on the balance scale, the side that goes up is heavier.

• true

• false

7500g written in kilograms is....?

•  $7000g$  

•  $7\frac{1}{2}kg$  

•  $8kg$  

•  $7.2kg$