Savvas 7th Grade Chapter 2 Using Mathematics in Science
star
star
star
star
star
Last updated over 2 years ago
37 questions
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
2
4
Question 1
1.
On what number is the metric system based?
Question 2
2.
Which is a common unit of density?
Question 3
3.
What would you be most likely to measure by immersing an object in water and seeing how much the water level rises?
Question 4
4.
Which of the following is the middle number in a set of data?
Question 5
5.
A low percent error indicates that the result you obtained is
Question 6
6.
Which term refers to how close a group of measurements are to each other?
Question 7
7.
On which of the following graphs do data points yield a straight line?
Question 8
8.
On a nonlinear graph, the data points are never which of the following?
Question 9
9.
A line graph is used when which of the following is true?
Question 10
10.
When doing a science investigation, what should be your chief concern?
Question 11
11.
Weight is a measure of how much mass is contained in a given volume.
Question 12
12.
The basic unit for measuring volume is the kilogram.
Question 13
13.
On the Kelvin scale, water freezes at 0°C and boils at 100°C.
Question 14
14.
An object’s temperature is the amount of space it takes up
Question 15
15.
Scientists control changes in the responding (dependent) variable.
Question 16
16.
To help you see what the data from an experiment mean, you could use a(n) graph.
Question 17
17.
A point that does not fall exactly on a graph line is a(n) anomalous data point.
Question 18
18.
Line graphs display data that show how the dependent variable changes in response to the independent variable
Question 19
19.
Doing good preparation ahead of time helps you stay safe during science investigations.
Question 20
20.
Scientists often rely on a(n) _______ when they cannot obtain an exact number.
Question 21
21.
When you multiply measurements, the answer should only have the same number of significant figures as the measurement with the _______ significant figures.
Question 22
22.
A reliable measurement is both _______ and precise.
Question 23
23.
The significant figures in a measurement include all digits measured exactly, plus one_______ digit.
Question 24
24.
Which of the following shows the mean with the correct number of significant figures for the numbers 15.6, 14.1, 7.7, 12.9, 12.9?
Question 25
25.
All systems have input, ___________________, and output.
Question 26
26.
A(n) ___________________ model might include a drawing or a three-dimensional object.
Question 27
27.
___________________ is the material or energy that goes into a system.
Question 28
28.
Output that changes a system in some way is called __________________.
Question 29
29.
A Field is defined as :
Question 30
30.
Which of the following are you least likely to see represented by a safety symbol in the procedures of an investigation?
Question 31
31.
When an accident occurs, the first person you should tell is any adult not your teacher.
Question 32
32.
Safety symbols are pictures that alert you to possible sources of accidents in an investigation.
Question 33
33.
Doing good preparation ahead of time helps you stay safe during science investigations.
Question 34
34.
Scientists use models to understand things they can observe directly.
Question 35
35.
Use the graph to predict the boiling time of water that has a volume greater than 2,000 milliliters.
Question 36
36.
Tell me how mass and weight are alike and how they are different.
Question 37
37.
Name the 3 parts of any system. For an extra point, name the 4 part that sometimes occurs