Chemistry
What is the atomic number of carbon?
6
What is the basic unit of life?
Cell.
Earth’s crust is about what percentage of Earth’s total volume?
1%
A car travels 60 meters in 10 seconds. What is its average speed?
6 m/s
Which body cavity is superior to the thoracic cavity?
Cranial cavity
Which of the following elements is a noble gas?
Neon
What process do plants use to convert sunlight into energy?
Gregor Mendel.
Kimberlite pipes are best known for being a primary source of.
Diamonds
According to Newton’s first law, an object at rest will remain at rest unless acted upon by.
An unbalanced force.
A midsagittal plane cuts the body into.
Right and left halves.
What is the chemical symbol for gold?
Au
What term describes organisms that can make their own food?
Autotrophs.
Kimberlite pipes are named after a town in which country?
South Africa
Two objects exert forces on each other. What does Newton’s third law state?
The forces are equal in magnitude and opposite in direction
Cardiac muscle allows for.
Contractions of the heart.
Which type of chemical bond involves the sharing of electrons between atoms?
Covalent bond
Which famous scientist proposed the theory of evolution by natural selection?
Charles Darwin.
Kimberlite pipes are typically found in which type of geological setting?
Cratonic regions
A box slides down a ramp. What force opposes its motion?
Friction.
The pectoralis major muscle is found in the.
Chest.
Which of the following is an example of a physical change?
Melting ice
What is the process of developing from an embryo called?
Embryogenesis.
Kimberlite pipes are best known for bringing diamonds to the Earth’s surface through
Volcanic eruptions.
A satellite in circular orbit experiences a centripetal force provided by.
Gravity.
What part of the eye is made of nerve cells that transmit light impulses to the optic nerve?
Retina.