22

22

7th Grade

15 Qs

quiz-placeholder

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22

22

Assessment

Quiz

Science

7th Grade

Hard

NGSS
HS-PS1-1, HS-PS1-2

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

DRAW QUESTION

1 min • 1 pt

Draw a labelled diagram to show how long sight can be corrected with suitable lens.

Media Image

Answer explanation

Media Image

Label the diagram:

  • - Light ray from near object (1)

  • - Convex lens (1)

  • - Thin lens (1)

Ray diagram***USE RULER*** :

  • - Light from near object (1)

Lens for correction of short sight:

  • - Convex lens 凸透镜 (1)

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Media Image

If a person suffers from astigmatism, which part of the eye is/are unevenly curved? (Choose more than one answer)

A

B

C

D

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which part(s) is/are muscle(s) in the eye?

A & D

B & E

C & F

G & H

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the function of C?

regulates the amount of light entering the eye

controls the size of the pupil

its thickness changes to help focus light

protects the eyeball

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the atomic number of Titanium?

20

21

22

23

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many pairs of chromosomes are found in a typical human cell?

20

21

22

23

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which element has the atomic number 22?

Scandium

Titanium

Vanadium

Chromium

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