B

Why would you agree with her?

• The shadow grows longer as the sun rises higher.

• The shadow shrinks shorter as the sun rises higher.

•  The flag’s shadow is shorter when the sun is behind it.

• The flag’s shadow is shorter when the sun is in front of it.

Tags

NGSS.5-ESS1-2

A student wants to demonstrate how shadows change throughout the day. Which of the following could the student do to demonstrate these changes?

• The student should use a flashlight to represent the sun and use an object to cast a shadow on, and then move the flashlight to show different positions of the sun.

• The student should use many different objects and show how a light will cast different shadows for different objects.

• The student should shine a flashlight on the classmates to show what their shadows look like in the room.

• The student should use a flashlight and show that the sun changes locations throughout the day.

Tags

NGSS.MS-ESS1-1

Which of the following would best describe the results of the model?

• The shadow is the longest before 6 AM and after 6 PM.

• The shadow is the longest at 6 AM and 6 PM

• The shadow does not change in length.

• The shadow is the longest at noon.

Tags

NGSS.5-ESS1-2

What else can the student do to learn about the sun and his shadow?

• The student should come when it is raining outside.

• The student should come outside at the same time every day.

• The student should come outside at different times of the day

• The student will learn everything he needs to know with one observation.

Tags

NGSS.5-ESS1-2

List the steps of the scientific method

d

e

f

c

b

a

Communicate results

Conduct experiment

Analyze results

Form a hypothesis

Ask a question

Draw conclusions

Tags

NGSS.MS-LS1-5

Identify an example of each of the three states of matter present when the candle is burning.

• The hard wax of the candle

• Liquid

• The fire/flame

• Solid

• The melting wax

• Gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-5

B

• The student should use a flashlight to represent the sun and use an object to cast a shadow on, and then move the flashlight to show different positions of the sun.

• The student should use many different objects and show how a light will cast different shadows for different objects.

• The student should shine a flashlight on the classmates to show what their shadows look like in the room.

• The student should use a flashlight and show that the sun changes locations throughout the day.

Tags

NGSS.MS-ESS1-1

B

• The boiling point of water is 100°C at standard atmospheric pressure.

• The boiling point of water is 0°C at standard atmospheric pressure.

• The boiling point of water is 50°C at standard atmospheric pressure.

• The boiling point of water is 25°C at standard atmospheric pressure.

Tags

NGSS.MS-PS1-4

B

• The chemical symbol for Boron is B.

• The chemical symbol for Boron is Br.

• The chemical symbol for Boron is Be.

• The chemical symbol for Boron is Ba.

B

• The acceleration due to gravity on Earth is approximately 9.8 m/s².

• The acceleration due to gravity on Earth is approximately 8.9 m/s².

• The acceleration due to gravity on Earth is approximately 10.8 m/s².

• The acceleration due to gravity on Earth is approximately 7.8 m/s².