Science Finals Review 23-24

Analyze the speed graph. During which times is the speed increasing?

• Between 20 and 30 seconds and 40 and 60 seconds

• Between 0 and 20 seconds and 30 and 40 seconds

Tags

NGSS.MS-PS3-1

The graph shows the speed at which a runner traveled for every minute in a 6 kilometer run.

What direction is the runner moving from 30-50 minutes?

• Away from the starting point

• Toward the starting point

• The runner is not moving

• There is not enough information to determine the runner's direction.

Tags

NGSS.MS-PS3-1

Students begin to measure the speed of a car rolling down a ramp. The graph shows their results. What is the average speed of the ball?

• 5 m/s

• 6 m/s

• 15 m/s

• 30 m/s

Tags

NGSS.MS-PS3-1

Leianah dropped a marble into a graduated cylinder to find its volume. She noticed that the water level increased from 45 mL to 55 mL. She recorded the mass of the rock to be 2 grams. What is the density of the rock?.

• 0.2 g/mL

• 2 g/mL

• 5g

• 10 g/mL

A boy is practicing his soccer skills for an upcoming game. If he were to kick the ball with a greater force, what would the resulting motions be?

Select TWO correct answers.

• The ball will move forward.

• The ball will stop completely.

• The ball will remain at the same speed.

• The ball will increase in speed.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-1

Mia is swimming across a shallow river when the current (waves) increase in the opposite direction she is swimming. Due to this _________ force, her speed _______.

• unbalanced, decreases

• balanced, increases

Tags

NGSS.MS-PS2-2

Ian, Ivan, Hoyt, and Rickey want to run a race against each other. They start on the 50 yard line of the football field and finish at the 80 yard line. According to the table, who ran the race at an average speed of 3 yards per second?.

• Ian

• Ivan

• Hoyt

• Rickey

Tags

NGSS.MS-PS3-1

Jersey is calculating the density of a substance with a mass of 18.5 grams and a volume of 5 cm3. Determine which substance she has.

• gold

• carbon

• iron

• aluminum

Tags

NGSS.MS-PS1-2

Jasmine is trying to figure out the identity of her substance by using the density chart in the image. She believes that her substance is grape juice. She measures the mass of the substance and finds it to be 20 g and the volume of her substance is 2.81cm³. Is Jasmine correct in thinking her substance is grape juice?

• No, her sample is Apple juice.

• No, her sample is Cider juice.

• No, her sample is Cranberry juice.

• Yes, her sample is Grape juice.

Tags

NGSS.MS-PS1-2

Students were asked to calculate the density of an object using the following measurements: mass = 10 g and volume = 20 cm³. The table shows the calculations of four students. Which student completed the density calculation correctly?

• Student 1

• Student 2

• Student 3

• Student 4