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2023 Semester Homework

Authored by Priscilla Escamilla

Science

7th Grade

Used 7+ times

2023 Semester Homework
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46 questions

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1.

DROPDOWN QUESTION

1 min • 2 pts

Anika made a lemonade by stirring sugar and lemon juice in water. The result is a (a)   mixture where the sugar is completely dissolved and evenly distributed throughout the water.

homogeneous

heterogeneous

2.

MULTIPLE SELECT QUESTION

45 sec • 2 pts

Michael, William, and Abigail are discussing physics in their science class. They are trying to understand the effects of unbalanced forces on a soccer ball. Which of the following choices best completes the statement below? Choose 3 correct answers.

Unbalanced forces could cause a change in the soccer ball's -

mass

speed

direction

volume

velocity

3.

CATEGORIZE QUESTION

3 mins • 2 pts

Organize these options into the right categories: Which of the following are brought about by balance forces and which ones are brought about by unbalanced forces?

Groups:

(a) Unbalanced Force

,

(b) Balanced Force

Object stops moving

Object maintains constant speed

Object's velocity increases or decreases

Object starts moving

Object's direction of motion changes

Object remains at rest

4.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Media Image

William, Jackson, and Mason are studying a distance-time graph for a car's journey. Based on the graph, which of the following best describes the motion of the car during segment A?

Constant speed

No motion

Increasing speed

At rest

5.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Which of the following is an interaction of a balance forces?

Media Image
Media Image
Media Image
Media Image

6.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Which of the following is an interaction of a unbalanced forced?

Media Image
Media Image
Media Image
Media Image

7.

CATEGORIZE QUESTION

3 mins • 4 pts

Organize these options into the right categories: Identify the correct statements, as either elements, both, or compounds

Groups:

(a) Elements

,

(b) Both

,

(c) Compound

Represented by chemical formulas

Nd

PaFr

Cannot be broken down

Can be broken down

MgAu

Represented by chemical symbol

Can be pure

Made up of atoms

Made of 1 type of atom

Cl

Can be homogeneous

Made of 2 or more different atoms

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