Grade 8 Science Winter Break Packet STUDENT 2015-2016, Science

Assignment Help:
Eight students conducted a controlled experiment to demonstrate how walking and running
affected their heart rates. Use the data below to answer the following questions.
Effects of Activity on Heart Rate (in beats per minute)
Student Heart Rate
(at rest)
Heart Rate
(walking)
Heart Rate
(running)
1 70 90 115
2 72 80 100
3 80 100 120
4 65 75 95
5 88 112 125
6 74 83 104
7 75 88 109
8 77 95 130
8. The students came to the conclusion that heart rates rise by 10 to 20 beats per minute after
walking and 20 to 40 beats per minute after running. First, identify the independent (manipulating)
and dependent (responding) variables. Then, explain whether or not the data table supports this
conclusion.

Related Discussions:- Grade 8 Science Winter Break Packet STUDENT 2015-2016

When does an atoll start to form, When does an atoll start to form? Thi...

When does an atoll start to form? This starts to form when tiny marine animals - coral polyps - attach themselves to rocks on the seabed.

Rocks, would quartzite or sandstone break more easily. please explain

would quartzite or sandstone break more easily. please explain

Where to find fossils, Where to find fossils In some localities fossils...

Where to find fossils In some localities fossils may be found in stone quarries or where there are rock out- crops. Try to search someone in the community who knows about fossi

Explain inhibitory factors, Explain Inhibitory Factors Haemopoiesis ma...

Explain Inhibitory Factors Haemopoiesis may be inhibited by a decrease in the live1 of stimulatory growth factors. Generally there is a competition. No particular substance ca

Air expands when heated, Air expands when heated To show that air expan...

Air expands when heated To show that air expands when heated, fit an electric light bulb flask or a bottle with a single- whole stopper or cork which has a 30-cm length of glas

Clouds formed at the highest altitude, Which are clouds formed at the highe...

Which are clouds formed at the highest altitude: cirrocumulus

Responsibilities of the coastal state, Question 1: (a) Define the foll...

Question 1: (a) Define the following terms: normal baseline, internal waters and territorial sea. (b) List four responsibilities of the coastal state within the territoria

What is amino acids metabolism, What is amino acids metabolism ? Nitro...

What is amino acids metabolism ? Nitrogen enters the body through a variety of compounds present in the food, the most important being amino acids present in dietary proteins.

Angiography, What is electromechanical safety in Angiography? Is it conside...

What is electromechanical safety in Angiography? Is it considered in quality control of the system?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd