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makkiz [27]
3 years ago
9

A scientific hypothesis starts with the lowest level of acceptance but can become stronger as they are used and survive repeated

testing.
1)True
2)False
Physics
2 answers:
Studentka2010 [4]3 years ago
6 0

Answer: 1)True

Explanation:

A scientific hypothesis is a statement which is based on the the direct observation of a scientific event, process or phenomena. It can be based on the assumptions. It is testified using appropriate scientific methodology.

The scientific hypothesis can be proved to be negative or false but repeated experimental trials can prove a hypothesis true and acceptable.  

Pachacha [2.7K]3 years ago
3 0

Answer:

True.

Explanation:

Hypotheses are supposed to be tested, to be proven correct. They usually start from a small thought without 100% correct, but as you do further testing, they become stronger.

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Why is physics worth knowing about
NemiM [27]

Answer:

Physics can help you in your everyday life.

Explanation:

It can also help you in life treating situations.

7 0
3 years ago
The movement of the Australian plate pushes Australia north at an average speed of about 17 cm per year. What will Australia's d
stealth61 [152]

Answer: 170m

Explanation:

V=d/t

V= velocity

D= displacement

T=time

D=v*t

D=17*1000

D= 17000cm

Convert to metres

D= 17000/100

D= 170m

5 0
3 years ago
What is true about the velocity of sound waves in solids compared to air?
ivolga24 [154]
<h2>The correct option is (A)</h2>

Explanation:

Travels faster in solids because the particles are closer together.

The reason for the above statement is -

(i) Sound waves travel through the medium (solid, Liquid, and gas), more denser is the medium more is the speed of sound.

(ii) In solid, the particles are arranged very closely and tightly packed therefore the sound waves in solid have the fastest speed or travels fastest in comparison to liquid and gas.

(iii) Slower than solid is the travel of sound waves in liquid than in gas(least dense, particles are far apart.

4 0
3 years ago
When moving a suitcase, you exert a force of 700 N and push it 3.0 m. How much work have you done on the suitcase?
skad [1K]

Answer:

2,100J

Explanation:

Workdone=Force x distance

=700 x 3

=2,100 J

8 0
3 years ago
Activity log - Standing Whole Body Record your time and activity below and in your unit fitness log. If a particular category do
sasho [114]

Answer:

Date: N/A

Warm-up: 5 minutes

Cool-down: 6 minutes

Type of Activity: Cardiovascular

Description of Activity and Time: Running in place for 10 minutes

Intensity Level: Moderate

Total Time: 21 minutes

Explanation: Mark me as brainiest hope this helps I just did it

6 0
4 years ago
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