Proportional Reasoning

What is the slope?

• -1.3 mL/K

• 5.2 mL/K

• 1 ml/K

• 2.8 mL/K

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

What relationship is represented by this graph?

• Linear

• Quadratic

• Inverse

• Constant

Use the data table to help you answer the question: If the mass is held constant, but the force is doubled, what happens to the acceleration?

• Acceleration is also doubled (2x)

• Acceleration is halved (cut in half)

• Acceleration stays constant (the same)

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Use the data table: If the force is held constant, but the mass is doubled, what happens to the acceleration?

• Acceleration is doubled (2x)

• Acceleration is halved (cut in half)

• Acceleration stays constant (the same)

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Find the force needed to accelerate a 40 kg rock at a rate of 2 m/s². (use scrap paper)

• 8 m/s²

• 40 N

• 80 N

• 60 N

Tags

NGSS.MS-PS2-2

A car travels 150 km in 3 hours. If the speed is constant, how far will it travel in 5 hours?

• 200 km

• 250 km

• 300 km

• 350 km

If 5 apples cost $10, how much do 8 apples cost?

• $12

• $14

• $16

• $18

A recipe requires 2 cups of flour for every 3 cups of sugar. How much flour is needed for 9 cups of sugar?

• 3 cups

• 4 cups

• 6 cups

• 8 cups

In a chemical reaction, the ratio of hydrogen to oxygen is 2:1. If you have 10 moles of hydrogen, how many moles of oxygen are needed?

• 5 moles

• 10 moles

• 15 moles

• 20 moles

Tags

NGSS.MS-PS1-5

A map scale shows that 1 cm represents 5 km. How many kilometers are represented by 7 cm on the map?

• 25 km

• 30 km

• 35 km

• 40 km

Tags

NGSS.4-ESS2-2