1.1.3

Which variable can be manipulated in the experiment?

• the external variable

• the dependant variable

• the internal variable

• the independent variable

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

What are the three parts of a nucleiotide?

• Sugar, Phosphate, Base

• Base, Molecule, Phosphate

• Sugar, Hydrogen bonds, Base

Tags

NGSS.MS-LS3-1

In YOUR hair the _____ is located between cuticle and medulla.

Liam, Hannah, and William are playing detectives in their school play. Liam, who is playing the role of a forensic scientist, found a fingerprint at a mock crime scene. He needs to match the fingerprint pattern to its type. Can you help him?

• Loop

• Whorl

• Helix

• Arch

During a school science fair, Sophia, Liam, and Ethan decide to demonstrate the working of a polygraph machine. What does the polygraph machine measure in their demonstration?

• Detects eye movement of the person tested

• Detects lies from physiological responses of the person tested

• Detects the severity of an emotion of the person tested

• Detects differences in brain activity of the person tested

Harper, Charlotte, and Avery are playing detectives in their school play. Harper, who is playing the role of a forensic scientist, found a fingerprint at the mock crime scene. She needs to match the fingerprint pattern. What pattern could it be?

• Loop

• Whorl

• Helix

• Arch

Isla, Abigail, and Grace are playing detectives in their school play. Isla, playing the role of a forensic scientist, finds a fingerprint at the mock crime scene. Besides ridge patterns, she needs to use another pattern to match this fingerprint. What is this additional pattern called?

• Medulla

• Keratin

• Whorls

• Minutiae

In a scientific experiment where Evelyn and Mia are testing the effectiveness of a new asthma medication, why is data collection important?

• to help identify the side effects of the medication

• to help plan the dosage and frequency of the medication

• to support Evelyn and Mia's conclusion about the medication's effectiveness

• to make a good hypothesis about the medication's potential benefits

Tags

NGSS.MS-PS1-2

Isla is a forensic scientist and she found a fingerprint at a crime scene of a recent burglary. She needs to match the fingerprint pattern to the suspect's database. What type of fingerprint pattern is it likely to be?

• Whorl

• Loop

• Arch

• Helix

The dark, inner part of this strand of hair is called the _____.

• cortex

• cuticle

• medulla

• minutiae