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Shtirlitz [24]
3 years ago
14

Which of these describes a physical change? Choose the correct answer. You may only choose one.

Chemistry
1 answer:
Molodets [167]3 years ago
5 0

Answer:

A. Wood logs are burned in a fire

Explanation:

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In your own words list and describe the three subatomic particles that make up atoms.
padilas [110]

Answer:

Subatomic particles making up an atom

Explanation:

Atom is the smallest unit of any matter

An atom consists of three subatomic particles - Protons, Neutrons, Electrons. Major atomic mass is in the nucleus ie a tiny deep area at the centre. Nucleus consists nucleons, which includes protons (positively charge) & neurons (neutrally charged). Negatively charged electrons are outside the central nucleus.

4 0
2 years ago
How is motion involved in your lives?​
PolarNik [594]

Answer:

By walking and stuff, duh.

Explanation:

We walk, motion.

We drive, motion.

We eat, motion.

We talk, motion.

8 0
3 years ago
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PLEASE ANSWER CORRECTLY! MARKING BRANLIEST!
seropon [69]

Answer: oil spill, forest fire

Explanation:

The short term environmental change is a change that occur in an environment which exerts it's effect over the environment and the living beings for a short duration. The damage caused by the short term environmental change can be recovered in a short time. The oil spill and forests fire are the example of short term environmental changes.

The oil spill will reduce the abundance of the aquatic species until the oil is circulated out at the bay of the water body therefore, it is a short term environmental change.

Forests fire will remain ignited for a short period but can be destructive enough to cause damage to flora and fauna species. As time passes the reduced populations of flora and fauna can be recovered again.

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3 years ago
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densk [106]
When I was on the phone with my bio teacher I asked she said endothermic
3 0
2 years ago
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What are the following changes that would increase the pressure inside a tank of helium gas?
Marina CMI [18]

Answer:

Summary. An increase in the number of gas molecules in the same volume container increases pressure. A decrease in container volume increases gas pressure. An increase in temperature of a gas in a rigid container increases the pressure

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3 years ago
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