STAAR Science

Standing in line is an example of a ________ ________ since you are not moving forward, backward, or sideways.

• negative acceleration

• balanced force

• unbalanced force

• 1st law of motion

Which is newtons 2nd law

• Acceleration is a change in speed

• Acceleration is a change in action

• Acceleration is a change in name

• Acceleration is a change in velocity

Tags

NGSS.MS-PS2-2

Which type of force(s) will cause a change in an object's motion?

• gravity

• balanced forces

• unbalanced force

• net force

Tags

NGSS.MS-PS2-2

Newton's third law states that any action will have a(n) _______ and ______ reaction

• equal and same

• equal and opposite

• equal and equal to

Tags

NGSS.MS-PS2-1

What are the appropriate units to describe acceleration?

• m/p

• m/h

• m/s

• m/s square

The tendency of objects to resist a change in motion is called:

• Friction

• Inertia

• Gravity

• Velocity

What subatomic particle is coloured red in this image?

• proton

• neutron

• electron

Tags

NGSS.MS-PS1-1

The atomic # tells us the # of ____________________ in an atom.

• protons

• electrons

• neutrons

• Cassietrons

The mass # tells us the mass of the atom. Which two subatomic particles make up the mass of the atom?

• protons and electrons

• neutrons and electrons

• Kyrontrons and Kytrons

• protons and neutrons

When trying to identify an unknown element, a scientist determines what other elements reacts with chemically. Which property of the unknown element determines the other element it reacts with?

• The total number of neutrons in the unknown element

• The total number of particles in the nucleus of the unknown element

• The number of protons in the nucleus of the unknown element

• The number of valence electrons in the unknown element

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2