Mixtures and Compounds

Tracy measured the mass of an empty beaker. The mass of the beaker was 100 grams (g). She filled the beaker with some water and measured the mass again. The total mass was 150 grams. Tracy put the beaker with water in the freezer. After the water froze, what was the mass of the beaker?

• 50 g

• 100 g

• 150 g

• 500 g

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Julia is following a recipe to make batter for a cake. She uses a scale to weigh each ingredient separately. Julia can BEST use this information to predict the weight of the mixed batter by

• adding the weights of each ingredient together

• multiplying the weights of each ingredient together

• dividing the weight of the wet ingredients from the weight of the dry ingredients

• subtracting the weight of the wet ingredients from the weight of the dry ingredients

The boulder and the soccer goal in the pictures have the same mass. The soccer frame has a mass of 145 kilograms (kg) and the net has a mass of 10 kilograms (kg). What is the mass of the boulder?

• 135 kilograms

• 145 kilograms

• 155 kilograms

• 165 kilograms

John filled a bottle half way with water, placed a lid on it, then put it in the freezer. How does the weight of the water and bottle compare before and after it is in the freezer?

• The water and bottle weigh the same as they did when they went in the freezer

• The water and bottle weigh more when they come out of the freezer because ice weighs more.

• The water and bottle weigh less when they come out of the freezer because water evaporates when it gets cold.

Jasmine bought a 525-gram bag of unfrozen fruit popsicles. Which BEST describes the mass of the popsicles after they were completely frozen?

• 325 grams

• 425 grams

• 525 grams

Tags

NGSS.MS-PS1-5

Joe melted two 4-oz sticks of butter. Which BEST describes the weight of the melted butter?

• 2 oz

• 4 oz

• 8 oz

Tags

NGSS.MS-PS1-5

Thomas has 1,200 g of salt water. Which are the correct measures of salt and water before they were mixed?

• 600 g of salt and 600 g of water

• 900 g of salt and 200 g of water

• 1,200 g of salt and 1,200 g of water

Khalia had a cup of ice with a mass of 1,000 kg. After the ice melted, which is MOST LIKELY the mass of the cup of water?

• 250 kg

• 500 kg

• 1,000 kg

Tags

NGSS.MS-PS1-5

Lynne cuts up 40 g of strawberries, 50 g of cantaloupe, and 70 g of pineapple into a bowl. Which BEST describes the amount of fruit salad in the bowl?

• 90 g

• 120 g

• 160 g

Vanessa weighs her banana with the peel and it weighs 145 grams. She weighs the banana again after she has removed the peel. The banana now weighs 123 grams. ABOUT how much does the peel weigh?

• 14 grams

• 18 grams

• 22 grams

Tags

NGSS.MS-PS1-5