Science

Question 1

1Variables kept the same in a fair test are

Medium

A. controlled variables B. independent variables C. results D. dependent variables

Question 2

2Which piece of apparatus is used to measure the volume of a liquid accurately?

Easy

A. beaker for rough work only B. measuring cylinder C. tripod D. test tube

Question 3

3A measuring cylinder is read at the bottom of the meniscus for water.

Medium

A. True B. False

Question 4

4The variable a scientist changes on purpose is the ___ variable.

Medium

Your answer (fill in the blank)

Question 5

5A hypothesis is

Easy

A. a testable explanation or prediction B. a conclusion C. an experiment D. a proven law

Question 6

6A scientist who studies matter and its changes is a ___.

Easy

Your answer (fill in the blank)

Question 7

7If a chemical splashes into your eye, you should first

Easy

A. rinse the eye with plenty of clean water and tell the teacher B. rub the eye C. cover the eye and keep working D. ignore it

Question 8

8A conclusion in an experiment

Easy

A. states what the results show about the hypothesis B. is a guess C. is written before the experiment D. lists the apparatus

Question 9

9Eating and drinking in the laboratory is allowed if you are careful.

Easy

A. True B. False

Question 10

10When heating a liquid in a test tube, you should

Easy

A. heat only the bottom with the tube upright and full B. point the mouth away from yourself and others C. point it towards your face D. seal the test tube