Quiz_________________?
1 kilogram (kg) of solid X at 10°C and 1 kg of solid Y at 10°C each absorb 5 joules of heat
energy. The final temperatures of X and Y are 15°C and 20°C, respectively. Compared to
X, Y must have a lower
A.) specific heat.
B.) conductive heat.
C.) heat of fusion.
D.) heat of vaporization. -
Answer✅
answer: specific heat
Quiz_________________?
1 kilogram (kg) of solid X at 10°C and 1 kg of solid Y at 10°C each absorb 5 joules of heat
energy. The final temperatures of X and Y are 15°C and 20°C, respectively. Compared to
X, Y must have a lower -
Answer✅
answer: specific heat
1
, Quiz_________________?
30 students in a class carefully measure the length and width of 20 peanut shells. They also
count the number and note the size of the peanuts inside. This information is recorded on
various graphs showing the numbers of nuts and the different sizes. The collected evidence
of the peanuts gives the students an idea of the extent of
A.) natural selection within a species.
B.) variation within a species.
C.) evolution within a species.
D.) speciation from a species. -
Answer✅
answer: variation within a species
Quiz_________________?
30 students in a class carefully measure the length and width of 20 peanut shells. They also
count the number and note the size of the peanuts inside. This information is recorded on
various graphs showing the numbers of nuts and the different sizes. The collected evidence
of the peanuts gives the students an idea of the extent of -
Answer✅
answer: variation within a species.
Quiz_________________?
A cell which manufactures a large amount of protein for export would have an abundance of
organelles called -
Answer✅
answer: ribosomes
Quiz_________________?
2
, a chemical change always involves the formation of a
A.) compound
B.) gas
C.) new element
D.) new substance -
Answer✅
answer: new element
Quiz_________________?
A circuit contains three 3-ohm (W) resistors in series. What is the equivalent resistance of
this combination? -
Answer✅
answer: 9 W
Quiz_________________?
A circuit contains three 3-ohm (W) resistors in series. What is the equivalent resistance of
this combination? -
Answer✅
answer: 9W
Quiz_________________?
A cross between a plant with red flowers and one bearing white flowers produces pink
flowers, this is an example of
A.) incomplete dominance
B.) mendel's law of independent assortment
3
, C.) mendel's law of segregation
D.) sex linkage -
Answer✅
answer: incomplete dominance
Quiz_________________?
A drop of dilute ammonium hydroxide (NH4OH) is placed on one side of a slide containing
a large number of swimming paramecium. Under this condition, which of these behaviors of
the paramecia will be observed?
A.) They will eventually all swim toward the ammonium hydroxide.
B.) They will show no net change in behavior to the ammonium hydroxide.
C.) They will all be instantly killed by the ammonium hydroxide.
D.) They will eventually all swim away from the ammonium hydroxide. -
Answer✅
answer: They will eventually all swim away from the ammonium hydroxide.
Quiz_________________?
A drop of dilute ammonium hydroxide (NH4OH) is placed on one side of a slide containing
a large number of swimming paramecium. Under this condition, which of these behaviors of
the paramecia will be observed? -
Answer✅
answer: They will eventually all swim away from the ammonium hydroxide.
Quiz_________________?
A drop of dilute ammonium hydroxide (NH4OH) pIs placed on one side of the slide
containing a large number of swimming paramecium. Under this condition, which of these
behaviors of the paramecia will be observed? -
4