1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
aliya0001 [1]
3 years ago
15

Choose all the answers that apply.

Chemistry
2 answers:
SVEN [57.7K]3 years ago
7 0
The dependent variable is the height the balls bounce.
The size of the balls is a control.
<span>The independent variable is the type of material the balls are made from.</span>
timofeeve [1]3 years ago
5 0

Todd drops three balls made of different materials to see how high they will bounce. He drops each ball from a height of ten feet. All the balls are the same size.

You might be interested in
The approach most commonly used to measure metabolic rate is to measure the rate of O2 consumption. Although there are small err
In-s [12.5K]

Explanation:

Metabollic rate is the amount of energy expended from an organism at a given point in time.

Equation of how glucose (food) is broken down via respiration:

C6H12O6(s) + 6O2(g) --> 6H2O(l) + 6CO2(g)

The amount of energy produced for the types of food is roughly proportional to the amount of oxygen use, so that the metabolic rate can be measured by measuring the rate of oxygen consumption.

3 0
3 years ago
How many grams of oxygen is needed to completelt react with of 9.30 of aluminum
Leona [35]

Hey there!

Given the reaction:

4 AI + 3O2 ------>  2 AI2O3

4 moles Al --------- 3 moles O2

9.30 moles Al  --------- ?? moles  O2

9.30 * 3 / 4  =>  6.975 moles of O2

Molar mass O2 => 32.0 g

Therefore:

6.975 * 32.0 =>  223.3 g of Oxygen

Hope that helps!

5 0
3 years ago
Which of the following is not a response?only one
HACTEHA [7]

Answer:

'djweidj

d

Explanation:

7 0
3 years ago
A scientist wants to predict the weather which sphere should he study?
trapecia [35]
He will study the atmosphere.
7 0
4 years ago
What is the element with the lowest electronegativity value? A. Cesium B. Helium C. Calcium D. Fluorine
Anna007 [38]
A.) Cesium is the lowest electronegative element......
7 0
3 years ago
Other questions:
  • Substances that are more dense have ___________ (lower or higher) specific gravity.
    10·1 answer
  • Which statement describes global winds?
    10·2 answers
  • How many moles of KCLO4 can be produced with 3.45 moles of NaCl. Assume all other reactants are in excess
    15·1 answer
  • The cellular unit of the nervous system is the neuron. what is the major function of this cell type
    5·1 answer
  • A reaction will occur when CaCl2 is combined with _______. A) F2 B) N2 C) Br2 D) I2
    5·1 answer
  • Calcium carbonate is most likely to dissolve in water with which characteristics?
    8·1 answer
  • Which of the following atoms has four valence electrons? (2 points) Select one: a. beryllium (Be) b. carbon (C) c. titanium (Ti)
    6·2 answers
  • You are going to standardize your sodium hydroxide by titrating with potassium hydrogen phthalate. As an example, you dissolve 0
    10·1 answer
  • One characteristic of scientific theory is that___.
    10·1 answer
  • What is the charge on a calcium atom that contains 18e−?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!